[Android] Fix missing FileProvider authority for MainActivity

[Android] Fix File Provider collision

[iOS] Fixes app intro keyboard picker tooltip

[Web] Test bug squashing

[Android] Silently install default dictionary model on app startup

[Web] Removes default key cap text behavior

[Developer] Fixes #2049. Rework Lexical Model template dialog to improve usability

[Developer] Removes final references to old wordBreaking property

[iOS] iOS sample project update

Starts to address #2039

Move FileProvider back to Keyman manifest and revert authority.

Added Toast notification if 3rd party app doesn't define FileProvider. (info pages fail to properly load)

[Web] Adds handling for pt and unitless font size specs