Merge pull request #1 from smayoorans/master

Added Sign In support
Initial user roles, user details added
Login form added with authorization
disabled caching
commented social media links
place holder moved
Added some features
1. Removed unwanted files
2. Added multiple decorators
Footer issue fixed
Sign in UI Fixed
removed unused files
refactored layout
Added logo
EmptyLayout code refactored
Welcome page refactored
Merge pull request #2 from smayoorans/velanai

Velanai