release 0.2.15
Merge branch 'master' of github.com:komola/salad

* 'master' of github.com:komola/salad:
  existence of associations are now checked
  remove block comment
  refactored for loop
  do it the coffee way
  only allow parameters that represent an attribute for where conditions
  something is broken with whitespace fixing
  fix error
  missing changes
  scope is now created from url params
release 0.2.16
Added changes
release 0.2.17