Removing old nunit assembly
Disables Tab key access to the menu. Closes Issue #206: Bug: Tab moves focus to the menus.
Make the text color of selected tasks white for readability. Closes Isuse #174: Highlight colour makes text unreadable for overdue tasks.
Renamed method `ShoudAddTask` to `ShouldAddTask` in `MainWindowViewModel.cs` (corrected spelling). Part of refactor referenced in Issue #200.
Remove orphaned, unused class definition `TaskList2` which is unused. Part of refactor referenced in Issue #200.
Make selection brush (background) darker on completed tasks that are selected. Follow up on commit ca748b2 and Issue #174.
Closes issue: #210 Textbox loses focus after adding task
Modified highlight colors of tasks to default to system highlight colors whenever possible. Follow up on commits ca748b2 and 3a7f485. Related to Issue #174.
Listbox loses focus when last item has been deleted
Merge pull request #211 from mosolov/dev

Closes focus issue`s
Merge pull request #1 from benrhughes/dev

Merge
Added an option to allow user to set whether or not focus moves from the new task text box to the task list adding a new task. Closes Issue #210: Textbox loses focus after adding task. Closes Issue #211: Closes focus issues.
Added regions and re-ordered methods in MainWindowViewModel.cs. Part of the refactor related to Issue #200.
Changes to MainWindowViewModel.cs related to refactor dicussed in Issue #200:

- Renamed method Reload to ReloadFile().
- Removed method Refresh(); replaced it with ReloadFile().
- Change "?" keyboard shortcut to call method ShowHelpDialog().
- Made AddCalendarToTitle() method public.
- Added public method AddNewTask().
- Added public method UpdateTask().
- Added public method DeleteTask().
- Added public method ToggleCompletion().
- Added public method IncreasePriority().
- Added public method DecreasePriority().
- Added public method RemovePriority().
- Added public method PostponeTask().
- Added public method CopySelectedTasksToClipboard().
- Added public method CopySelectedTaskToTextBox().
- Added public method ApplyFilterPreset0().
- Added public method ApplyFilterPreset1().
- Added public method ApplyFilterPreset2().
- Added public method ApplyFilterPreset3().
- Added private method ApplyFilterPreset().
- Reduced size of keyboard shortcut handlers TaskListKeyUp() and TaskListPreviewKeyDown() by calling the newly-added methods.
Merge pull request #2 from benrhughes/dev

Merge base
Closes issue: #207 Keyboard shortcuts for sort commands
Merge pull request #215 from mosolov/sorthotkeys

Closes issue: #207 Keyboard shortcuts for sort commands
Changes related to major refactor referenced in Issue #200.

- Added Edit menu. Closes Issue #217
- Added Task menu. Closes Issue #205.
- Expanded Filter menu to show the apply filter commands.
- Added InputGestureText to menu items with keyboard shortcuts.
- Added additional keyboard shotcuts such as Ctrl+N (new file) and Ctrl+O (open file) and F10 (Options).
- Refactored event handlers for menu items and keyboard shortcuts to be RoutedUICommands and relat4ed key and mouse bindings defined in MainWindow.xaml. Removes two keyboard event handling methods in MainWindowViewModel.cs. Related to refactor discussed in Issue #200.
Added setting "MoveFocusToTaskListAfterAddingNewTask" to App.config because the configuration option was not available on new installs. Related to Issue #210.
Corrected InputGestureText in Sort menu. Keyboard shortcuts were wrong for Creation Date, Priority, and Project sorts. Related to Issue #207.