Fix indentation
Merge pull request #7 from onekiloparsec/master

Commenting out lockFocus that cause crashes.
Tidy-up
Tidy-up
new graphic
Colouring when hovering over deltas.
Refresh on file revert
Removed "lockFocus"
Protect against SIGPIPE
Added color preference window
Merge pull request #11 from allewun/master

Added color preference window
Color preferences
Fixed color wells not loading correctly in color preferences window
Merge pull request #12 from allewun/master

Fixed color wells not loading correctly in color preferences window.