Added comment parent items
Added a depth field
Made the default depth 0
Simplified the way comments will be handled
Added is reply method
Added basic form and html
Added saving of comment reply
Better comment separation
Better styling
Made response data json
Added semi colon to js statement
Fixed offer view tests
Better style for reply
Published protection for comments
More style improvements
Added link from comment reply
Added tests for posting replies to an offer
Added comments with replies