Modifying domain for the cookie

domain is now .linkur.co.in, which works for all sub domains
Merge branch 'dev'
Fixing issue #21

https://github.com/raghothams/linkur/issues/21
Web: converting user email input to all lower case

Converting user email input in registration form to all lower case
Clearing user inputs on successfull registration

Clearing user inputs on successfull registration in the login page
Merge branch 'dev'
Fixing issue #15

On edit post, populating the group the post belong to ,by default
https://github.com/raghothams/linkur/issues/15
Merge branch 'dev'
Initial search optimization

Adding regex search for DB queries on Title & Tags field
Fixing issue #32

Fixing cursor sign.
Also selecting sharer ID field on click

https://github.com/raghothams/linkur/issues/32
Merge branch 'dev'
Merge branch 'search-with-regex'
Adding link to linkur.co.in

Adding link to linkur.co.in for people to try out the site