Add findByEmail() and fix email_used bug
Remove an exception
Add DBException() in onCreateError
Correction
Move HTTP helpers to separate file.
Add tags to gitignore
Include helper, add custom pages for HTTP errors.
Merge branch 'master' into http-errors-views
Merge pull request #44 from gtklocker/http-errors-views

Add custom pages for HTTP errors
Merge pull request #43 from VitSalis/ignore_tags

Add tags to gitignore
Merge branch 'master' into email_used_bug
Removed meaningless assigns
Fix visual bug of footer overlapping body
Modified an exception
Merge pull request #45 from dionyziz/ui_footer_overlap

Fix visual bug of footer overlapping body
Remove trailing whitespace and modify onCreateError
Merge pull request #41 from pkakelas/email_used_bug

Add findByEmail() and fix email_used bug