config7.twg cleaned up
config8.twg cleaned up
config8.twyg cleaned up
config9.twg cleaned up
config8.twg fixes
Removed unnecessary imports
Colorscheme and background color override command line options
nodeTextPadX & nodeTextPadY refactored to textPadX & textPadY
Make drop shadow work with gradient filled rectangles (Cairo backend)
connectionColor config property introduced