(BY: eda) Validating username function is added
Merge branch 'dev' of github.com:veerpartap/cake_php into eda
(BY: veer) Adding credit card details page
Revert "(BY: veer) Adding credit card details page"

This reverts commit 192fe14b35150cdd1630f0ab7305f304e5127b5f.
Revert "(BY: veer) adding comments to detail function"

This reverts commit dec4252c5cd2672632b472f2bb9551d82a0b733e.
Merge branch 'veer' of github.com:veerpartap/cake_php into veer