[Fix] CS0675
[Fix] CS1570
[Fix] CS1573
[Fix] CS1574
[Fix] CS1570
[Fix] CS1572
[Fix] CS0067
[Fix] Warning when CodeContracts are installed
Renamed SimpleDialog to CustomDialog
fixes issue with using a color resource where a brush is expected
updates the WindowCommands control template so as to use its ItemTemplate property value when rendering items
Merge pull request #1613 from MahApps/rename-simpledialog

Renamed SimpleDialog to CustomDialog
Update 1.0.0.md
Update 1.0.0.md
Merge pull request #1616 from cristi-badila/master

Use the specified ItemTemplate in the WindowCommands control
another nested brush
fix the ideal foreground changes
Added the ability to hide the flyout's nav button

You can now hide the flyout's nav button if you want.
Usage:
Set the new dp "IsNavButtonVisible" of the Flyout class to false. The
default is true.
Added the ability to hide the flyout's title

Usage:
Set the new dp "IsTitleVisible" of the Flyout class to false. The
default if true.

Remark:
Hiding both the title and the nav button in a Flyout will effectively
collapse the flyout's header.
Nav button -> Close button