Change readme.md.

Change-Id: I7e2b48e06a7d0f628dd51173ef84e37be411416a
Add comments to admindao.

Change-Id: Id57d291307762ca1ecda2959dced4c58afa0b6bb
Add some comment.

Change-Id: Ie2b5238baa2de3d6dfb3306074ddefdf40a66109
Change comment size to 1024 and food name to 128.

Change-Id: Iacb77186d805729c7f383cbe04e3ed974a14e324
fixing bug #73 Reverse the Ordering in Rating
fixing bug #79 New/Rate restaurant comment bug
fixing bug #64: New/Rate Restaurant button bug
fixing bug #76: Latest Comment length shortener
Change comment size to 1024 and food name to 128.