Added placeholder text color property to ExtendedEntry and implemented it on iOS
Added ExtendedEntryRenderer for Android supporting  PlaceholderTextColor property
Added attachment capabilities to iOS EmailService
Merge pull request #286 from nrogoff/master

Updates to ExtendedLabel
Merge commit '8a068161d39be70445b87198918045854ad397cc'

Conflicts:
	src/Xamarin.Forms.Labs/Xamarin.Forms.Labs.Droid/Xamarin.Forms.Labs.Droid.csproj
Suggested fix by @mgwalm close #277
Added ExtendedEntry in Xamarin.Forms.Labs.Droid project.
Fix casing issue on iOS device for fonts folder
GridView refactoring better fix for #236
Merge pull request #290 from Applifting/master

ExtendedEntry - Added text placeholder color (iOS, Android)
New DataSource property
Merge pull request #291 from Snorvisable/master

New DataSource property
Updated changes from master
Completed testing of EmailService Attachments o iOS