issue7082: OSX style issues in new UI
- normalize font sizes
- adjust toolbar text color
- add more space above and below search box
- remove unwanted borders from command editor
- use 'graytext' color for disabled toolbar button
- move command editor toggle button further to the right
- use same gradient in command editor toolbar as in toolbar
- align command editor - history button
- label adjustments
Merge pull request #121 from thomasandersen/jsd2-issue7082-squashed

Issue 7082: OSX style issues in new UI