Some functionality updates

https://github.com/icela/FriceEngine/milestone/18
https://bintray.com/ice1000/FriceEngine/engine/1.8.5

Migration to bintray, fix alpha support

v1.8.4

[ release ] Publish v1.8.4

New features, bug fixes

See https://github.com/icela/FriceEngine/milestone/16?closed=1

Minor changes

Small bug fixes and improvements

See https://github.com/icela/FriceEngine/milestone/15.

Bug fixes, more robust

• Bug fixes
• Platforms.isOnXxx

See https://github.com/icela/FriceEngine/milestone/14

Rename package, new features

• org.frice.utils -> org.frice.util
• AttachedObjects generic parameter removed
• cancel for DelayedEvent
• JavaFX rotation support
• Bug fixes

See https://github.com/icela/FriceEngine/milestone/13?closed=1

New features, improvements

• Improved auto GC, specify GC for layers
• runLater APIs in FriceGame, wraps the EventManager APIs
• Visibility for AbstactObjects. Invisible objects will not be shown
• More APIs for ColorResource
• Platform specific code execution

See https://github.com/icela/FriceEngine/milestone/12?closed=1

New features, bug fixes

• More Apis for ColorResources (brighter(), new contructors, etc.).
• Bug fix of AttachedObjects
• FriceImage methods renaming:
  • getScaledInstance -> scale
  • getSubImage -> part
• flip for ImageResource
• Remove PartImageResource
• Internal refactorings

See https://github.com/icela/FriceEngine/milestone/11?closed=1

New artifact types

• Completely different artifact types:

buildscript {
  ext.frice_version = 'v1.7.10'
}

// old, necessary
compile "com.github.icela:FriceEngine:$frice_version"
// new, optional, if you speak Kotlin
compile "com.github.icela:FriceEngine:$frice_version:sources"
// new, for java users
compile "com.github.icela:FriceEngine:$frice_version:all"
// new, optional
compile "com.github.icela:FriceEngine:$frice_version:javadoc"

• Enhancement: enable JfxImage only when GameFX is used.
• launchFx for GameFX to avoid naming conflicts.

See https://github.com/icela/FriceEngine/milestone/10?closed=1

New animations, bug fixes, safe audio apis

• Bug fix: rotate
• Bug fix: acceleration bug
• Safe audio close operation: AudioPlayer.close()
• New animation: AccelerateScale, AccelerateRotate
• Refactor: move RotateAnim to rotate.SimpleRotate

See https://github.com/icela/FriceEngine/milestone/9?closed=1