Release 0.1.0 dev 6

backward incompatible changes

widgets:

• category styling (priority: id > category > DefaultCategory)
• new navigation #3
• constraint SizeSpec #8
• show dialogs from screen support #4
• screen results pass #7
• input underline bugfix #10
• input font style fixes #12
• button elevation controls #14
• moko dependencies versions update
• image button support
• tabs DSL improved
• navigation bar hide support
• new visibility widget
• keyboard controls in WidgetScreen

widgets-flat:

• added new widgets-flat with custom ViewFactories for flat design

plugin:

• improve generics support in widgets
• added category usage
• added custom default factory name support (argument in @WidgetDef)

sample:

• platform-screen and platform-widget-factory samples