Nifty-Editor v0.6-beta

The result of summer of code! . Feature added:

• Copy&Paste support
• Do/undo functions
• Add custom style files
• Add custom controls files
• Read UseStyles and UseControls tag
• bug fixes

For further details see the commits.

nifty-editor0.5.9

And with this nifty-editor 0.5.9 is almost completed ! There's only s…