[tasque] (78 commits) Created branch viewmodel

[Antonius Riha <antoniusri src gnome org>]

The branch 'viewmodel' was created.

Summary of new commits:

  9178d94... Work in progress
  6369285... Still work in progress.
  fbe0137... ModelReVamp 5000
  19466a6... Initial ViewModel support
  a22f946... Fix a bug introduced by 236ee81e81f013fd89972d4e6e5ad58bdc4 (*)
  d61fceb... Merge branch 'master' into mess2
  414e744... Update submodule to latest
  1b1dade... Update submodule to latest
  fff9c60... Update submodule to latest
  dda0901... WiP
  249f27e... Resolve conflict
  5834430... Merge branch 'mess2' into viewmodel
  0f7836f... WiP
  99c4fca... Rename Solution item to better reflect content
  d73e111... Add default category.
  c1a5342... Add Backend.DeleteTask method
  2d3f065... Mark some backend methods as obsolete.
  5dee522... WiP
  9fc9964... Big project reorganisation
  bf962ae... WiP
  ca1fb32... Added Gtk3 single instance sample solution
  0ef1b2c... Remove dedicated gnome platform build
  8c21664... Change method name
  6db312b... Add Debug and Trace init logic
  0728183... Move "set process title" fix to Program.cs
  7035fff... Drop GnomeApplication.cs
  723f785... Remove IRemoteInstance
  f893fbe... WiP
  fdc62d5... Update Gtk single app instance logic
  7d6f972... Add Windows single app instance logic
  6cfd3e7... Added null checks in Dispose methods
  7dcf80a... Implemented Show and Hide commands on TaskWindow
  b185357... Change default SetExecuteAction behavior to set CanExecute 
  0f32f26... Add UICommand.Executed event
  82b1dbd... Outsource tray logic from Application.cs
  3a5ccab... Add viewmodel children to MainWindowModel
  9123128... Setup conditional compilation for AppIndicator
  cc9eea1... Fix formatting
  6a648a8... Forgot to use translation when setting appindicator menuite
  17267c0... Move Preferences class to view model.
  dcb39c4... Finished porting Application.Init() method to NativeApplica
  1ecdd8e... Change grouping of tasks from nested to flat structure
  ee435ec... Update submodule to latest
  3e5942b... Update submodule to latest
  1ca0b7f... Update submodule to latest
  925bc4e... Morph SortedNotifyCollection into ObservableSet.
  0dec7dd... Add CrossCommand as submodule
  7a0525b... Add CrossCommand to solution
  967fbd6... Remove some unnecessary build settings.
  911f283... Make ViewModelBase IDisposable
  9d3ece3... Add generic ValueConverter
  625a9ca... Implemented TaskGroupModel as ViewModel
  0daea51... Simplified TaskComparer
  05ddc35... Use DeferRefresh during ListCollectionView creation
  295f637... Update CrossCommand to latest
  36fc6c1... WiP
  e2386a9... Update CrossCommand to latest
  c6884f6... Make TaskNote a concrete class
  a28d39f... Add some missing refs and usings to backends
  0eaef93... Improve ViewModel class
  7f84d17... mv MainWindowContextMenuModel.cs TaskContextMenuModel.cs
  3702734... Add stub for a preferences tab viewmodel
  22f1358... Add a task viewmodel.
  64c3412... Implement task notes on viewmodel layer
  9725885... Some leftovers from the ViewModel class renaming
  b1798ad... Improve AboutDialog viewmodel and NativeClass implementatio
  b369c22... ITimeAware need not be part of the public API
  530c891... Implement Object Service feature
  36a3850... Format ViewModel.cs
  969edd5... Implement due date options model
  bf18666... Continue implementation of task viewmodel
  a0f4f4e... Add ToString override for task category
  418311e... Update CrossCommand to latest
  8cdc4f4... WiP
  832e212... Update submodules to latest
  34ba3bb... Simplify xbuild conf
  167dafe... Make it build
  4c69367... Update submodules to latest.

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