Update build.xml
Update .gitignore
Add version.txt to libraries/txf/txf/version.txt
Use 'transparent' in stead of 'none' for the color selector

Since 'none' is CSS invalid. We could also add 'none' in the future if we really need it. Using 'transparent' allows you to easily use the color in the code without breaking HTML and without adding an extra check for 'none'.
Colorpicker codestyle