Remove some lingering references to :editable and update ChangeLog

(:editable was removed by commit 318d179e)
Support editing virtual columns in forms
Merge pull request #100 from PaulSD/master

Support editing virtual columns in forms
Merge pull request #99 from 0rca/mocha

Replace accordion.feature with mocha specs
Fix bug in Forms when virtual attribute has assignment function in Model
Merge pull request #101 from PaulSD/master

Fix bug in Forms when virtual attribute has assignment function in Model
Include read-only virtual attributes in Forms when Model has getter
Make virtual attributes with explicit setter editable by default
Merge pull request #102 from PaulSD/master

More Forms/Virtual Columns fixes
Remove action columns from forms

fix for fix for issue 102 :)
Make getComboboxOptions search in the entire value of a virtual attribute, not only the beginning
Merge pull request #105 from jhaagmans/master

Make combobox search in entire virtual attribute
Merge pull request #103 from AlexKovynev/patch-5

Remove action columns from forms
Minor update of Gemfile
Prepare 0.8.2
Update rspec