Allow line breaks in achievement descriptions (show as a list)
remove empty li(s)
remove chomp in the if statement
Using rich html editor to implement
put css style in custom.css.scss
Merge pull request #201 from wangqiang1208/features/achievements-list

Allow line breaks in achievement descriptions (show as a list)
Merge branch 'development' of github.com:Coursemology/coursemology.org into Deploy
precompiled assets