PictureChooser added - fixes #710
Remove incorrect event reflection - fixes #707
Changes to allow CommandParameter to operate in Tibet style
Merge branch 'v3.1' of github.com:slodge/MvvmCross into v3.1
Merge branch 'v3.1' of github.com:slodge/MvvmCross into v3.1
Follow ups to #691
Additional methods added - addresses #689
Button states - fixes #688
More color converters - Fixes #682