Made a good start on the colour theme support. Need to finish the code for loading a theme from the config file and probably need some validation code for the theme configuration.
Made a start on a dark solarised theme
Finished initial theme support.
Remove old commented code.
Fix a stretching problem and remove old commented code
Improved the solarised_dark theme colouring
Made the Theme data model pure data
Fix desert theme
Add themes to the jump list and make it possible to set the theme from there.
Made a start on Json support for saving themes.
Revert "Made a start on Json support for saving themes."

This reverts commit ed39b93e2aceaf52fb9d0527c19ceb535bd8bb47.
Add a turbo pascal theme
Increment version to 2.1
Update to do list
Merge branch 'ColourTheming'

Conflicts:
	Slayer/Properties/AssemblyInfo.cs