Overlay Debugger panel + theme for Code Mirror
Don't remove the light theme for the Console panel yet
Make Firebug object real singleton + an example of event dispatch
Improve ToolbarButton object (link to existing setItemIntoElement method)
Custom log message in the Console panel (example)
Fix custom Console panel toolbar button
Fixing toolbar style in the Console panel
Update tracing
Import domplate templating engine
Render custom Console log using Domplate
Properly apply overlays
CSS coding style cleanup
Introduce support for side panels (arch clean up needed)
Example side panels for the HelloWorld panel
Simplify the way how XUL elements are built
Fix toolbar style
Change Console toolbar buttons theme
Basic support for localization (related to issue #12)
Hook VariablesView events
Move console related files into console subdir