Add mailing list, bug tracker etc to the README.md.
Add metadata and screenshot to the themes.
Rename Legacy -> Circles.
Change default theme name.
Update default theme, rename as maldives.
Use new theme screenshot in the README.
Respect MainScript property of the theme.
Merge textbox hover color work Reza's done.
Fix hover behaviour.
Animate border color changes.
Add hover to the spinbox.