update to improve performance by caching line fold ranges
Merge branch 'master' of github.com:thehogfather/brackets-code-folding

# By valtlait
# Via Patrick Oladimeji (1) and valtlait (1)
* 'master' of github.com:thehogfather/brackets-code-folding:
  Update strings.js
  Update for Finnish translation
update to changelog