overlay selector - preliminary stuff / prototype
fully-operational selector dialog (so far)
converting crescent to path
overlay button tooltip
Merge branch 'master' into overlay_selector

Conflicts:
	FlagMaker/Overlays/OverlayControl.xaml.cs
back to box as default
triangle can be positioned arbitrarily
fixing existing presets
new world flag presets
"localization" and readme update
fixing a few final bugs, adding Escape-to-close
some error handling, just in case
Merge branch 'overlay_selector'

Conflicts:
	FlagMaker/Presets/comoros.flag
	FlagMaker/Presets/westernsahara.flag
	FlagMaker/readme.htm
moving readme out of project, and updating it
cancel button, localization
Merge branch 'overlay_selector'

Conflicts:
	FlagMaker/Localization/strings.resx
prevent overlay selector coming up on clone
Merge remote-tracking branch 'origin/master' into skew