Fix style nitpicks from travis

Remove tabs

Author: ticki

src/jemalloc

@@ -538,8 +538,8 @@ impl Iterator for EscapeDefault {
         }
     }
 
-	fn count(self) -> usize {
-		match self.state {
+    fn count(self) -> usize {
+        match self.state {
             EscapeDefaultState::Char(_)       => 1,
             EscapeDefaultState::Unicode(iter) => iter.count(),
             EscapeDefaultState::Done          => 0,

src/libcore/char.rs

@@ -16,7 +16,7 @@ use syntax::ast;
 use syntax::parse::token::InternedString;
 use util::nodemap::NodeMap;
 
-/// A definition, that defines are 
+/// A definition
 #[derive(Clone)]
 pub struct Definitions {
     data: Vec<DefData>,
@@ -101,7 +101,7 @@ pub enum DefPathData {
     /// A struct field
     Field(hir::StructFieldKind),
     /// Implicit ctor for a tuple-like struct
-    StructCtor, 
+    StructCtor,
     /// Initializer for a constant
     Initializer,
     /// A pattern binding