adding transition example

Purge Text.TextColor from samples

Clean up samples

- Slight layout niceness
- Remove explicit App ux:Class
- Update README to reflect UX

- Use Rectangle with Color instead of Panel with explicit SolidColor Fill
- Remove Theme="Basic"...

- Replace App.ClearColor with Background, or remove entirely in the cases where it was #FFF
- Re...

- Remove App ux:Class and ClearColor

- Include all UX files (instead of all files of any type)
- Change Select => With

- Add README
- Explicitly include files in unoproj
- Move implementation to separate subdirector...

Test readme with current pic links

Updated gif links for master

Fuse selection

DropdownMenu

Add FileBrowser sample, for FileSystem

map + inner instead of returning observable function

But it crashes on android

Update Camera sample

Previously it was pointing to the gif from the old repo, which has been deleted.

Also renamed the existing navigation sample in the index

game of life/ JS sample

# Conflicts:
# README.md

adding swipe demo

# Conflicts:
# README.md

buttons with images example

Adding navigator/app structure example

adding mix op demo

Conflicts:
Samples/UserEvents/MyApp.ux
Samples/UserEvents/UserEventDemo.unoproj

Userevents Demo

update docs

adding ImageView demo