Delete License.txt
Delete .DS_Store
Update README.md
Update README.md
Added build status 

Added project to appveyor
Remove appveyor CI 

it will never work for now there's no xamarin support.
Update README.md
Added ExtendedTabbedPage control.
Merge pull request #5 from ThomasLebrun/master

Added ExtendedTabbedPage control.
merge with dev
update readme