Bladecoder Adventure Engine v0.9.4

• Compile custom classes when not found in loading project.
• Fix issue #23: Edit an existing actor
• Sets editor window size to 0.9 * screen size
• Better version control:
  • Extract version strings from build.gradle to gradle.properties in games.
  • Put versions in BladeEngine.properties when compiling games.
  • Show versions in DebugScreen
  • Added version to game model and saved games for further checks.
  • Put version variables in game gradle.properties
• Bug fix adding assets because of bad filter strings.
• Get appName from gradle.properties
• fix little bug when loading project and the custom actions are not compiled
• Editor: Better msg handling: Message Dialog
• Change RECTANGLE to SUBTITLE type of Text
• Editor: adjust colors in skin for a more pleasant feel.
• update pathfinder classes for no warnings.
• Use Gdx library instead JavaFX to set the window size.
• Use enum toString() as key to retrieve custom screens implementation.