Move operations to library

[tobiasKaminsky]

• move all operation to library
• rename library operation to RemoteOperation
• some cleanups

[tobiasKaminsky]

Ready to review

[tobiasKaminsky]

@AndyScherzinger I fixed a failing test, hopefully it now turns green.

[nextcloud-android-bot]

Lint

Type	master	PR
Warnings	85	85
Errors	0	0

FindBugs (new)

Warning Type	Number
Bad practice Warnings	35
Correctness Warnings	161
Internationalization Warnings	15
Malicious code vulnerability Warnings	10
Multithreaded correctness Warnings	9
Performance Warnings	120
Security Warnings	204
Dodgy code Warnings	135
Total	689

FindBugs (master)

Warning Type	Number
Bad practice Warnings	35
Correctness Warnings	162
Internationalization Warnings	15
Malicious code vulnerability Warnings	10
Multithreaded correctness Warnings	9
Performance Warnings	120
Security Warnings	204
Dodgy code Warnings	135
Total	690

[AndyScherzinger]

👍 feel free to merge :)

[codecov]

Codecov Report

Merging #3324 into master will decrease coverage by 0.01%.
The diff coverage is 9.8%.

@@             Coverage Diff             @@
##             master   #3324      +/-   ##
===========================================
- Coverage      6.16%   6.15%   -0.02%     
  Complexity        1       1              
===========================================
  Files           317     315       -2     
  Lines         30516   30440      -76     
  Branches       4389    4388       -1     
===========================================
- Hits           1882    1874       -8     
+ Misses        28349   28279      -70     
- Partials        285     287       +2

Impacted Files	Coverage Δ	Complexity Δ
...om/owncloud/android/utils/FileSortOrderByDate.java	0% <ø> (ø)	0 <0> (ø)	⬇️
.../third_parties/daveKoeller/AlphanumComparator.java	82.14% <ø> (ø)	0 <0> (ø)	⬇️
...om/owncloud/android/utils/FileSortOrderBySize.java	0% <ø> (ø)	0 <0> (ø)	⬇️
.../java/com/owncloud/android/utils/MimeTypeUtil.java	79.17% <ø> (ø)	0 <0> (ø)	⬇️
...java/com/owncloud/android/utils/FileSortOrder.java	0% <ø> (ø)	0 <0> (ø)	⬇️
...a/com/owncloud/android/utils/FileStorageUtils.java	12.59% <ø> (ø)	0 <0> (ø)	⬇️
...loud/android/ui/activities/ActivitiesActivity.java	0% <ø> (ø)	0 <0> (ø)	⬇️
...om/owncloud/android/utils/FileSortOrderByName.java	0% <ø> (ø)	0 <0> (ø)	⬇️
...wncloud/android/ui/trashbin/TrashbinPresenter.java	0% <ø> (ø)	0 <0> (ø)	⬇️
...owncloud/android/ui/trashbin/TrashbinActivity.java	0% <ø> (ø)	0 <0> (ø)	⬇️
... and 33 more

[codecov]

Codecov Report

Merging #3324 into master will decrease coverage by 0.01%.
The diff coverage is 9.8%.

@@             Coverage Diff             @@
##             master   #3324      +/-   ##
===========================================
- Coverage      6.16%   6.15%   -0.02%     
  Complexity        1       1              
===========================================
  Files           317     315       -2     
  Lines         30516   30440      -76     
  Branches       4389    4388       -1     
===========================================
- Hits           1882    1874       -8     
+ Misses        28349   28279      -70     
- Partials        285     287       +2

Impacted Files	Coverage Δ	Complexity Δ
...om/owncloud/android/utils/FileSortOrderByDate.java	0% <ø> (ø)	0 <0> (ø)	⬇️
.../third_parties/daveKoeller/AlphanumComparator.java	82.14% <ø> (ø)	0 <0> (ø)	⬇️
...om/owncloud/android/utils/FileSortOrderBySize.java	0% <ø> (ø)	0 <0> (ø)	⬇️
.../java/com/owncloud/android/utils/MimeTypeUtil.java	79.17% <ø> (ø)	0 <0> (ø)	⬇️
...java/com/owncloud/android/utils/FileSortOrder.java	0% <ø> (ø)	0 <0> (ø)	⬇️
...a/com/owncloud/android/utils/FileStorageUtils.java	12.59% <ø> (ø)	0 <0> (ø)	⬇️
...loud/android/ui/activities/ActivitiesActivity.java	0% <ø> (ø)	0 <0> (ø)	⬇️
...om/owncloud/android/utils/FileSortOrderByName.java	0% <ø> (ø)	0 <0> (ø)	⬇️
...wncloud/android/ui/trashbin/TrashbinPresenter.java	0% <ø> (ø)	0 <0> (ø)	⬇️
...owncloud/android/ui/trashbin/TrashbinActivity.java	0% <ø> (ø)	0 <0> (ø)	⬇️
... and 33 more