diff --git a/build.cmd b/build.cmd
index 34cac76120..55a0bd01bf 100644
--- a/build.cmd
+++ b/build.cmd
@@ -1,7 +1,30 @@
 @echo OFF
-rmdir /Q /S nuitka.build
+set Miniconda_dir=C:\DVC
+set Miniconda_bin=Miniconda3-latest-Windows-x86_64.exe
+set Miniconda_url=https://repo.continuum.io/miniconda/Miniconda3-latest-Windows-x86_64.exe 
+set Src_dir=%cd%
+
+rmdir /Q /S %Miniconda_dir%
+del /Q /S %Miniconda_bin%
 del /Q /S "dvc-*.exe"
-@echo This will take a while. Go get yourself a cup of tee...
-call nuitka --standalone --output-dir nuitka.build dvc.py
-call "C:\Program Files (x86)\Inno Setup 5\iscc" innosetup/setup.iss
-rmdir /Q /S nuitka.build
+
+call powershell.exe -Command (new-object System.Net.WebClient).DownloadFile('%Miniconda_url%','%Miniconda_bin%')
+
+REM NOTE: This is extremely important, that we use same directory that we will install dvc into.
+REM 	  The reason is that dvc.exe will have hardcoded path to python interpreter and thus we need
+REM 	  to make sure that it is the same everywhere(C:\DVC).
+call .\%Miniconda_bin% /InstallationType=JustMe /RegisterPython=0 /S /D=%Miniconda_dir%
+
+copy innosetup\addSymLinkPermissions.ps1 %Miniconda_dir%\
+
+pushd %Miniconda_dir%
+call .\python -m pip install -r %Src_dir%\requirements.txt
+popd
+
+call %Miniconda_dir%\python setup.py sdist
+
+pushd %Miniconda_dir%
+call .\python -m pip install %Src_dir%\dist\dvc-0.8.1.tar.gz
+popd
+
+call "C:\Program Files (x86)\Inno Setup 5\iscc" innosetup\setup.iss
diff --git a/dvc/__main__.py b/dvc/__main__.py
new file mode 100644
index 0000000000..74fb03c3da
--- /dev/null
+++ b/dvc/__main__.py
@@ -0,0 +1,4 @@
+from dvc.main import main
+
+if __name__ == '__main__':
+    main()
diff --git a/innosetup/addSymLinkPermissions.ps1 b/innosetup/addSymLinkPermissions.ps1
new file mode 100644
index 0000000000..5573c77574
--- /dev/null
+++ b/innosetup/addSymLinkPermissions.ps1
@@ -0,0 +1,62 @@
+function addSymLinkPermissions($accountToAdd){
+    Write-Host "Checking SymLink permissions.."
+    $sidstr = $null
+    try {
+        $ntprincipal = new-object System.Security.Principal.NTAccount "$accountToAdd"
+        $sid = $ntprincipal.Translate([System.Security.Principal.SecurityIdentifier])
+        $sidstr = $sid.Value.ToString()
+    } catch {
+        $sidstr = $null
+    }
+    Write-Host "Account: $($accountToAdd)" -ForegroundColor DarkCyan
+    if( [string]::IsNullOrEmpty($sidstr) ) {
+        Write-Host "Account not found!" -ForegroundColor Red
+        exit -1
+    }
+    Write-Host "Account SID: $($sidstr)" -ForegroundColor DarkCyan
+    $tmp = [System.IO.Path]::GetTempFileName()
+    Write-Host "Export current Local Security Policy" -ForegroundColor DarkCyan
+    secedit.exe /export /cfg "$($tmp)" 
+    $c = Get-Content -Path $tmp 
+    $currentSetting = ""
+    foreach($s in $c) {
+        if( $s -like "SECreateSymbolicLinkPrivilege*") {
+            $x = $s.split("=",[System.StringSplitOptions]::RemoveEmptyEntries)
+            $currentSetting = $x[1].Trim()
+        }
+    }
+    if( $currentSetting -notlike "*$($sidstr)*" ) {
+        Write-Host "Need to add permissions to SymLink" -ForegroundColor Yellow
+        
+        Write-Host "Modify Setting ""Create SymLink""" -ForegroundColor DarkCyan
+
+        if( [string]::IsNullOrEmpty($currentSetting) ) {
+            $currentSetting = "*$($sidstr)"
+        } else {
+            $currentSetting = "*$($sidstr),$($currentSetting)"
+        }
+        Write-Host "$currentSetting"
+    $outfile = @"
+[Unicode]
+Unicode=yes
+[Version]
+signature="`$CHICAGO`$"
+Revision=1
+[Privilege Rights]
+SECreateSymbolicLinkPrivilege = $($currentSetting)
+"@
+    $tmp2 = [System.IO.Path]::GetTempFileName()
+        Write-Host "Import new settings to Local Security Policy" -ForegroundColor DarkCyan
+        $outfile | Set-Content -Path $tmp2 -Encoding Unicode -Force
+        Push-Location (Split-Path $tmp2)
+        try {
+            secedit.exe /configure /db "secedit.sdb" /cfg "$($tmp2)" /areas USER_RIGHTS 
+        } finally { 
+            Pop-Location
+        }
+    } else {
+        Write-Host "NO ACTIONS REQUIRED! Account already in ""Create SymLink""" -ForegroundColor DarkCyan
+        Write-Host "Account $accountToAdd already has permissions to SymLink" -ForegroundColor Green
+        return $true;
+    }
+}
diff --git a/innosetup/modpath.iss b/innosetup/modpath.iss
deleted file mode 100644
index c55ec60163..0000000000
--- a/innosetup/modpath.iss
+++ /dev/null
@@ -1,219 +0,0 @@
-// ----------------------------------------------------------------------------
-//
-// Inno Setup Ver:	5.4.2
-// Script Version:	1.4.2
-// Author:			Jared Breland <jbreland@legroom.net>
-// Homepage:		http://www.legroom.net/software
-// License:			GNU Lesser General Public License (LGPL), version 3
-//						http://www.gnu.org/licenses/lgpl.html
-//
-// Script Function:
-//	Allow modification of environmental path directly from Inno Setup installers
-//
-// Instructions:
-//	Copy modpath.iss to the same directory as your setup script
-//
-//	Add this statement to your [Setup] section
-//		ChangesEnvironment=true
-//
-//	Add this statement to your [Tasks] section
-//	You can change the Description or Flags
-//	You can change the Name, but it must match the ModPathName setting below
-//		Name: modifypath; Description: &Add application directory to your environmental path; Flags: unchecked
-//
-//	Add the following to the end of your [Code] section
-//	ModPathName defines the name of the task defined above
-//	ModPathType defines whether the 'user' or 'system' path will be modified;
-//		this will default to user if anything other than system is set
-//	setArrayLength must specify the total number of dirs to be added
-//	Result[0] contains first directory, Result[1] contains second, etc.
-//		const
-//			ModPathName = 'modifypath';
-//			ModPathType = 'user';
-//
-//		function ModPathDir(): TArrayOfString;
-//		begin
-//			setArrayLength(Result, 1);
-//			Result[0] := ExpandConstant('{app}');
-//		end;
-//		#include "modpath.iss"
-// ----------------------------------------------------------------------------
-
-procedure ModPath();
-var
-	oldpath:	String;
-	newpath:	String;
-	updatepath:	Boolean;
-	pathArr:	TArrayOfString;
-	aExecFile:	String;
-	aExecArr:	TArrayOfString;
-	i, d:		Integer;
-	pathdir:	TArrayOfString;
-	regroot:	Integer;
-	regpath:	String;
-
-begin
-	// Get constants from main script and adjust behavior accordingly
-	// ModPathType MUST be 'system' or 'user'; force 'user' if invalid
-	if ModPathType = 'system' then begin
-		regroot := HKEY_LOCAL_MACHINE;
-		regpath := 'SYSTEM\CurrentControlSet\Control\Session Manager\Environment';
-	end else begin
-		regroot := HKEY_CURRENT_USER;
-		regpath := 'Environment';
-	end;
-
-	// Get array of new directories and act on each individually
-	pathdir := ModPathDir();
-	for d := 0 to GetArrayLength(pathdir)-1 do begin
-		updatepath := true;
-
-		// Modify WinNT path
-		if UsingWinNT() = true then begin
-
-			// Get current path, split into an array
-			RegQueryStringValue(regroot, regpath, 'Path', oldpath);
-			oldpath := oldpath + ';';
-			i := 0;
-
-			while (Pos(';', oldpath) > 0) do begin
-				SetArrayLength(pathArr, i+1);
-				pathArr[i] := Copy(oldpath, 0, Pos(';', oldpath)-1);
-				oldpath := Copy(oldpath, Pos(';', oldpath)+1, Length(oldpath));
-				i := i + 1;
-
-				// Check if current directory matches app dir
-				if pathdir[d] = pathArr[i-1] then begin
-					// if uninstalling, remove dir from path
-					if IsUninstaller() = true then begin
-						continue;
-					// if installing, flag that dir already exists in path
-					end else begin
-						updatepath := false;
-					end;
-				end;
-
-				// Add current directory to new path
-				if i = 1 then begin
-					newpath := pathArr[i-1];
-				end else begin
-					newpath := newpath + ';' + pathArr[i-1];
-				end;
-			end;
-
-			// Append app dir to path if not already included
-			if (IsUninstaller() = false) AND (updatepath = true) then
-				newpath := newpath + ';' + pathdir[d];
-
-			// Write new path
-			RegWriteStringValue(regroot, regpath, 'Path', newpath);
-
-		// Modify Win9x path
-		end else begin
-
-			// Convert to shortened dirname
-			pathdir[d] := GetShortName(pathdir[d]);
-
-			// If autoexec.bat exists, check if app dir already exists in path
-			aExecFile := 'C:\AUTOEXEC.BAT';
-			if FileExists(aExecFile) then begin
-				LoadStringsFromFile(aExecFile, aExecArr);
-				for i := 0 to GetArrayLength(aExecArr)-1 do begin
-					if IsUninstaller() = false then begin
-						// If app dir already exists while installing, skip add
-						if (Pos(pathdir[d], aExecArr[i]) > 0) then
-							updatepath := false;
-							break;
-					end else begin
-						// If app dir exists and = what we originally set, then delete at uninstall
-						if aExecArr[i] = 'SET PATH=%PATH%;' + pathdir[d] then
-							aExecArr[i] := '';
-					end;
-				end;
-			end;
-
-			// If app dir not found, or autoexec.bat didn't exist, then (create and) append to current path
-			if (IsUninstaller() = false) AND (updatepath = true) then begin
-				SaveStringToFile(aExecFile, #13#10 + 'SET PATH=%PATH%;' + pathdir[d], True);
-
-			// If uninstalling, write the full autoexec out
-			end else begin
-				SaveStringsToFile(aExecFile, aExecArr, False);
-			end;
-		end;
-	end;
-end;
-
-// Split a string into an array using passed delimeter
-procedure MPExplode(var Dest: TArrayOfString; Text: String; Separator: String);
-var
-	i: Integer;
-begin
-	i := 0;
-	repeat
-		SetArrayLength(Dest, i+1);
-		if Pos(Separator,Text) > 0 then	begin
-			Dest[i] := Copy(Text, 1, Pos(Separator, Text)-1);
-			Text := Copy(Text, Pos(Separator,Text) + Length(Separator), Length(Text));
-			i := i + 1;
-		end else begin
-			 Dest[i] := Text;
-			 Text := '';
-		end;
-	until Length(Text)=0;
-end;
-
-
-procedure CurStepChanged(CurStep: TSetupStep);
-var
-	taskname:	String;
-begin
-	taskname := ModPathName;
-	if CurStep = ssPostInstall then
-		if IsTaskSelected(taskname) then
-			ModPath();
-end;
-
-procedure CurUninstallStepChanged(CurUninstallStep: TUninstallStep);
-var
-	aSelectedTasks:	TArrayOfString;
-	i:				Integer;
-	taskname:		String;
-	regpath:		String;
-	regstring:		String;
-	appid:			String;
-begin
-	// only run during actual uninstall
-	if CurUninstallStep = usUninstall then begin
-		// get list of selected tasks saved in registry at install time
-		appid := '{#emit SetupSetting("AppId")}';
-		if appid = '' then appid := '{#emit SetupSetting("AppName")}';
-		regpath := ExpandConstant('Software\Microsoft\Windows\CurrentVersion\Uninstall\'+appid+'_is1');
-		RegQueryStringValue(HKLM, regpath, 'Inno Setup: Selected Tasks', regstring);
-		if regstring = '' then RegQueryStringValue(HKCU, regpath, 'Inno Setup: Selected Tasks', regstring);
-
-		// check each task; if matches modpath taskname, trigger patch removal
-		if regstring <> '' then begin
-			taskname := ModPathName;
-			MPExplode(aSelectedTasks, regstring, ',');
-			if GetArrayLength(aSelectedTasks) > 0 then begin
-				for i := 0 to GetArrayLength(aSelectedTasks)-1 do begin
-					if comparetext(aSelectedTasks[i], taskname) = 0 then
-						ModPath();
-				end;
-			end;
-		end;
-	end;
-end;
-
-function NeedRestart(): Boolean;
-var
-	taskname:	String;
-begin
-	taskname := ModPathName;
-	if IsTaskSelected(taskname) and not UsingWinNT() then begin
-		Result := True;
-	end else begin
-		Result := False;
-	end;
-end;
diff --git a/innosetup/setup.iss b/innosetup/setup.iss
index f8930cb52c..393394b01e 100644
--- a/innosetup/setup.iss
+++ b/innosetup/setup.iss
@@ -3,7 +3,8 @@
 #define MyAppVersion "0.8.1"
 #define MyAppPublisher "Dmitry Petrov"
 #define MyAppURL "https://dataversioncontrol.com/"
-#define MyAppExeName "dvc.exe"
+;#define MyAppExeName "dvc.exe"
+#define MyAppDir "C:\DVC"
 
 [Setup]
 AppId={{8258CE8A-110E-4E0D-AE60-FEE00B15F041}
@@ -14,7 +15,7 @@ AppPublisher={#MyAppPublisher}
 AppPublisherURL={#MyAppURL}
 AppSupportURL={#MyAppURL}
 AppUpdatesURL={#MyAppURL}
-DefaultDirName={pf}\{#MyAppName}
+;DefaultDirName={pf}\{#MyAppName}
 DefaultGroupName={#MyAppName}
 AllowNoIcons=yes
 LicenseFile=..\LICENSE
@@ -23,31 +24,265 @@ Compression=lzma
 SolidCompression=yes
 OutputDir=..\
 ChangesEnvironment=yes
+DefaultDirName={#MyAppDir}
+DisableDirPage=yes
 
 [Languages]
 Name: "english"; MessagesFile: "compiler:Default.isl"
 
 [Files]
-Source: "..\nuitka.build\dvc.dist\*"; DestDir: "{app}"; Flags: ignoreversion
+Source: "{#MyAppDir}\*"; DestDir: "{app}"; Flags: ignoreversion recursesubdirs createallsubdirs
 ; NOTE: Don't use "Flags: ignoreversion" on any shared system files
 
 [Tasks]
 Name: modifypath; Description: Adds dvc's application directory to environmental path;
+Name: addsymlinkpermissions; Description: Add permission for creating symbolic links;
 
-[Icons]
-Name: "{group}\{#MyAppName}"; Filename: "{app}\{#MyAppExeName}"
-
-[Run]
-Filename: "{app}\{#MyAppExeName}"; Description: "{cm:LaunchProgram,{#StringChange(MyAppName, '&', '&&')}}"; Flags: nowait postinstall skipifsilent
+;[Icons]
+;Name: "{group}\{#MyAppName}"; Filename: "{app}\{#MyAppExeName}"
 
 [Code]
 const
 	ModPathName = 'modifypath';
 	ModPathType = 'user';
+	SymLinkName = 'addsymlinkpermissions';
 
 function ModPathDir(): TArrayOfString;
 begin
 	setArrayLength(Result, 1)
 	Result[0] := ExpandConstant('{app}');
 end;
-#include "modpath.iss"
+
+// ----------------------------------------------------------------------------
+//
+// Inno Setup Ver:	5.4.2
+// Script Version:	1.4.2
+// Author:			Jared Breland <jbreland@legroom.net>
+// Homepage:		http://www.legroom.net/software
+// License:			GNU Lesser General Public License (LGPL), version 3
+//						http://www.gnu.org/licenses/lgpl.html
+//
+// Script Function:
+//	Allow modification of environmental path directly from Inno Setup installers
+//
+// Instructions:
+//	Copy modpath.iss to the same directory as your setup script
+//
+//	Add this statement to your [Setup] section
+//		ChangesEnvironment=true
+//
+//	Add this statement to your [Tasks] section
+//	You can change the Description or Flags
+//	You can change the Name, but it must match the ModPathName setting below
+//		Name: modifypath; Description: &Add application directory to your environmental path; Flags: unchecked
+//
+//	Add the following to the end of your [Code] section
+//	ModPathName defines the name of the task defined above
+//	ModPathType defines whether the 'user' or 'system' path will be modified;
+//		this will default to user if anything other than system is set
+//	setArrayLength must specify the total number of dirs to be added
+//	Result[0] contains first directory, Result[1] contains second, etc.
+//		const
+//			ModPathName = 'modifypath';
+//			ModPathType = 'user';
+//
+//		function ModPathDir(): TArrayOfString;
+//		begin
+//			setArrayLength(Result, 1);
+//			Result[0] := ExpandConstant('{app}');
+//		end;
+//		#include "modpath.iss"
+// ----------------------------------------------------------------------------
+
+procedure ModPath();
+var
+	oldpath:	String;
+	newpath:	String;
+	updatepath:	Boolean;
+	pathArr:	TArrayOfString;
+	aExecFile:	String;
+	aExecArr:	TArrayOfString;
+	i, d:		Integer;
+	pathdir:	TArrayOfString;
+	regroot:	Integer;
+	regpath:	String;
+
+begin
+	// Get constants from main script and adjust behavior accordingly
+	// ModPathType MUST be 'system' or 'user'; force 'user' if invalid
+	if ModPathType = 'system' then begin
+		regroot := HKEY_LOCAL_MACHINE;
+		regpath := 'SYSTEM\CurrentControlSet\Control\Session Manager\Environment';
+	end else begin
+		regroot := HKEY_CURRENT_USER;
+		regpath := 'Environment';
+	end;
+
+	// Get array of new directories and act on each individually
+	pathdir := ModPathDir();
+	for d := 0 to GetArrayLength(pathdir)-1 do begin
+		updatepath := true;
+
+		// Modify WinNT path
+		if UsingWinNT() = true then begin
+
+			// Get current path, split into an array
+			RegQueryStringValue(regroot, regpath, 'Path', oldpath);
+			oldpath := oldpath + ';';
+			i := 0;
+
+			while (Pos(';', oldpath) > 0) do begin
+				SetArrayLength(pathArr, i+1);
+				pathArr[i] := Copy(oldpath, 0, Pos(';', oldpath)-1);
+				oldpath := Copy(oldpath, Pos(';', oldpath)+1, Length(oldpath));
+				i := i + 1;
+
+				// Check if current directory matches app dir
+				if pathdir[d] = pathArr[i-1] then begin
+					// if uninstalling, remove dir from path
+					if IsUninstaller() = true then begin
+						continue;
+					// if installing, flag that dir already exists in path
+					end else begin
+						updatepath := false;
+					end;
+				end;
+
+				// Add current directory to new path
+				if i = 1 then begin
+					newpath := pathArr[i-1];
+				end else begin
+					newpath := newpath + ';' + pathArr[i-1];
+				end;
+			end;
+
+			// Append app dir to path if not already included
+			if (IsUninstaller() = false) AND (updatepath = true) then
+				newpath := newpath + ';' + pathdir[d];
+
+			// Write new path
+			RegWriteStringValue(regroot, regpath, 'Path', newpath);
+
+		// Modify Win9x path
+		end else begin
+
+			// Convert to shortened dirname
+			pathdir[d] := GetShortName(pathdir[d]);
+
+			// If autoexec.bat exists, check if app dir already exists in path
+			aExecFile := 'C:\AUTOEXEC.BAT';
+			if FileExists(aExecFile) then begin
+				LoadStringsFromFile(aExecFile, aExecArr);
+				for i := 0 to GetArrayLength(aExecArr)-1 do begin
+					if IsUninstaller() = false then begin
+						// If app dir already exists while installing, skip add
+						if (Pos(pathdir[d], aExecArr[i]) > 0) then
+							updatepath := false;
+							break;
+					end else begin
+						// If app dir exists and = what we originally set, then delete at uninstall
+						if aExecArr[i] = 'SET PATH=%PATH%;' + pathdir[d] then
+							aExecArr[i] := '';
+					end;
+				end;
+			end;
+
+			// If app dir not found, or autoexec.bat didn't exist, then (create and) append to current path
+			if (IsUninstaller() = false) AND (updatepath = true) then begin
+				SaveStringToFile(aExecFile, #13#10 + 'SET PATH=%PATH%;' + pathdir[d], True);
+
+			// If uninstalling, write the full autoexec out
+			end else begin
+				SaveStringsToFile(aExecFile, aExecArr, False);
+			end;
+		end;
+	end;
+end;
+
+// Split a string into an array using passed delimeter
+procedure MPExplode(var Dest: TArrayOfString; Text: String; Separator: String);
+var
+	i: Integer;
+begin
+	i := 0;
+	repeat
+		SetArrayLength(Dest, i+1);
+		if Pos(Separator,Text) > 0 then	begin
+			Dest[i] := Copy(Text, 1, Pos(Separator, Text)-1);
+			Text := Copy(Text, Pos(Separator,Text) + Length(Separator), Length(Text));
+			i := i + 1;
+		end else begin
+			 Dest[i] := Text;
+			 Text := '';
+		end;
+	until Length(Text)=0;
+end;
+
+procedure AddSymLink();
+var
+	ErrorCode: Integer;
+	SRCdir: String;
+begin
+	SRCdir := ExpandConstant('{app}\Scripts');
+	if isUninstaller() = false then
+		Exec('powershell.exe', '-noexit -executionpolicy bypass -File "' + SRCdir + '\addSymLinkPermissions.ps1"', '', SW_SHOW, ewWaitUntilTerminated, ErrorCode);
+end;
+
+procedure CurStepChanged(CurStep: TSetupStep);
+var
+	symlink_taskname:	String;
+	modpath_taskname:	String;
+begin
+	modpath_taskname := ModPathName;
+	symlink_taskname := SymLinkName;
+	if CurStep = ssPostInstall then begin
+		if IsTaskSelected(modpath_taskname) then
+			ModPath();
+		if IsTaskSelected(modpath_taskname) then
+			AddSymLink();
+	end;
+end;
+
+procedure CurUninstallStepChanged(CurUninstallStep: TUninstallStep);
+var
+	aSelectedTasks:	TArrayOfString;
+	i:				Integer;
+	taskname:		String;
+	regpath:		String;
+	regstring:		String;
+	appid:			String;
+begin
+	// only run during actual uninstall
+	if CurUninstallStep = usUninstall then begin
+		// get list of selected tasks saved in registry at install time
+		appid := '{#emit SetupSetting("AppId")}';
+		if appid = '' then appid := '{#emit SetupSetting("AppName")}';
+		regpath := ExpandConstant('Software\Microsoft\Windows\CurrentVersion\Uninstall\'+appid+'_is1');
+		RegQueryStringValue(HKLM, regpath, 'Inno Setup: Selected Tasks', regstring);
+		if regstring = '' then RegQueryStringValue(HKCU, regpath, 'Inno Setup: Selected Tasks', regstring);
+
+		// check each task; if matches modpath taskname, trigger patch removal
+		if regstring <> '' then begin
+			taskname := ModPathName;
+			MPExplode(aSelectedTasks, regstring, ',');
+			if GetArrayLength(aSelectedTasks) > 0 then begin
+				for i := 0 to GetArrayLength(aSelectedTasks)-1 do begin
+					if comparetext(aSelectedTasks[i], taskname) = 0 then
+						ModPath();
+				end;
+			end;
+		end;
+	end;
+end;
+
+function NeedRestart(): Boolean;
+var
+	taskname:	String;
+begin
+	taskname := ModPathName;
+	if IsTaskSelected(taskname) and not UsingWinNT() then begin
+		Result := True;
+	end else begin
+		Result := False;
+	end;
+end;