fixing #53 issue: Create validation for rating page.
Merge pull request #56 from HoldInArms/feature-validation

fixing #53 issue: Create validation for rating page.
fixing #54: At the login page make usable the enter key for login
Merge pull request #57 from HoldInArms/fix-lign-page-on-enter-key

fixing #54: At the login page make usable the enter key for login
[RR-22] Fixed the original design.
[RR-22] Fixed comment list modal button bug.