IDE

• Code insight performance/memory consumption improvements

• Mac UI improvements
  • UI polishing
  • Full screen mode (Mac OS X Lion)
• IDE menu reorganized
• Github support improvements
• Commit diff quick preview in commit dialog

Ruby

• Native gems code insight support

Debugger

• Set value
• Navigatable backtraces

Rails

• CoffeeScript code insight
• SCSS/LSCSS code insight

Bug Fixes

• Use bundler for fetching list of available rake tasks (rake -T)
• Improved "Stop" button behaviour. On Unix it sends SIGINT to processes tree on first push, and SIGKILL on second attempt.
• Other bug fixes