[gitg] (60 commits) ...Merge branch 'wip/commit'

[Jesse van den Kieboom <jessevdk src gnome org>]

Summary of changes:

  b730628... Initial stage class with enumeration of status files (*)
  e088612... Separated stage status enumerator in separate file (*)
  290aba1... Make stage classes objects (*)
  9c23d9f... Allow fetching all status files in one time (*)
  82e3ff6... Cache stage status files enumerator (*)
  77742a2... Added tests for libgitg (*)
  632959b... Override repository lookup using generics (*)
  d67a482... Added async thread convenience class (*)
  c6d97d8... Update for new lookup (*)
  0f6e886... Check if all files were seen (*)
  93fe0d6... Added assert macros (*)
  ce94520... Fix test name (*)
  ecdde80... Implemented stage, unstage, delete and revert on files (*)
  9c08a43... Added gitg-assert.vapi to makefile (*)
  85076ee... Rename view option to activity option (*)
  851ebd7... Monitor visible child on stack (*)
  5c1b7f9... Send diff settings in uri (*)
  dfc1285... Implement defaults for some interface methods (*)
  bd371d6... Fix some reference bugs (*)
  92e4d71... Allow specifying status options in enumerator (*)
  9034877... Ref thingie (*)
  fc4a336... enum thingie (*)
  c66b61e... Get head tree asynchronously (*)
  1dbeca4... Added sidebar widget (*)
  d509515... Add diff_index and diff_workdir convenience methods on stag (*)
  415b08b... Pass default status options in test (*)
  a0fc546... Render stage/unstage buttons in diff view (*)
  4ac0033... Added commit activity (*)
  8f1303d... Also diff new files in commit (*)
  ef8fa8d... Fix test for stage property (*)
  9e8ffc2... Clear model just before populating new list (*)
  1182486... Removed js argument from constructing diff (*)
  a5608c4... Do not pass null to diffview (*)
  13d6093... Rename tree_view_files to sidebar (*)
  564f6da... Make show_infobar public (*)
  a93c0ed... Allow clearing diff view (*)
  312f5e1... Add convenience stage functions for relative paths (*)
  a72e3f0... Do not emit signals when clearing the model (*)
  a3c3b5c... Emit signals when activating rows (*)
  7c6b1f6... Add deselected signal (*)
  8f85372... Clear diff when clearing model (*)
  a0ae3ed... Implement staging files (*)
  28d6535... Implemented reverting index (*)
  d4ac31a... Implemented unstage (*)
  7885d91... Added commit files to POTFILES.in (*)
  550740b... Added commit button (*)
  663e1ca... Use hexpand and vexpand (*)
  cad1fc8... Added basic commit dialog (*)
  9799c45... Added class for running hooks (*)
  a591d4c... Stub out commit procedure (*)
  8f5c463... Launch gitg with --no-wd from desktop file (*)
  b759670... Store environment in window (*)
  f4d7f9b... Fill in commit stubs (*)
  bfc01cf... Fix async handling of pre commit hook (*)
  674844f... Properly update reflog after commit (*)
  13ff181... Reload staging area after commit (*)
  e9e135a... Destroy dialog after commit has completed (*)
  1cc45f0... List files with both staged and unstaged changes in both se (*)
  dac6a23... Mark string for translation (*)
  39e956e... Merge branch 'wip/commit'

(*) This commit already existed in another branch; no separate mail sent