Added a custom configuration to the DummyScreen demo.
Change texture format constants to use the GL version instead of the extension.
Moved classes to the utils package.
Fix imports.
Fix imports.
Removed Window inside Graphics class.
Fix FpsTimer to use window instead of graphics.
Changed messages to lowercase.
ThrowableHandler now does nothing by default.
Added SLF4J as a dependency to the framework and examples.
Added basic logging to the framework.
Setting logLevel on handlers with the configured level.
Removed Fgl.log so that every class has its own logger and this would allow for granular logging. Added more logging messages to Window.java
Expand Configuration.java to set ContextAttribs and PixelFormat.
Renamed Fgl to Fw.
Make logger instances private.
Moved Camera and Color to utils package.
Renamed class.
Added a constant.
Window now sets currentHeight/currentWidth configuration options when the window is created. That way screen.init() can rely on valid values.