[FIX] documentation of TrackMouseWheelWhenMouseOver (of NumericUpDown)
add remark about InterceptMouseWheel
changes from Title centering in Clean Window style #1162
Separate the AppTheme class from Accent as they aren't related
Remove the obsolete internal and private methods and use our new methods in the public deprecated ones
Fix a typo
Methods that return or change both, the application accent and theme, are now referred to as "AppStyle"
Fix the unit tests
i forgot that issue from the old behavior
Added some tests to disprove my assumptions
check for window handle too (to avoid exception)
Merge pull request #1215 from MahApps/1214-punker76-fuxyz-AllowsTransparency-

fix System.InvalidOperationException with AllowsTransparency
Point the user to the alternative property/method

Also removed an obsolete property that was never actually exposed
Fix naming
Merge pull request #1082 from remcoros/issue-1081

[FIX] documentation of TrackMouseWheelWhenMouseOver (of NumericUpDown)
add IsReadOnly trigger to MetroDataGridCheckBox
Merge pull request #1217 from MahApps/1204-punker76-datagrid-checkbox-IsReadOnly

add IsReadOnly trigger to MetroDataGridCheckBox
Merge pull request #1212 from MahApps/accent-theme

Refactor the ThemeManager API
xaml formatting
fix circle button/togglebutton coloring