Merge pull request #65 from SubodhDahal/some-fixes

Some fixes
Repopulate input fields with old data, in case of validation error(s) in forms
Repopulate input fields with old data, in case of validation error(s) in modules
Bug fix: Error pages redirecting to default theme pages
Bugfix: Session token not being generated
Bugfix: Form ID not being populated properly
If no receiver email address is specified, then mail is not sent in public form
Merge pull request #66 from SubodhDahal/repopulate-fields

Repopulate fields
Merge pull request #67 from masud79/theme-fix

Bug fix: Error pages redirecting to default theme pages
Bug fix in saving settings
Changed hash as the unique field in built forms instead of name
Added localization
Bug fix: Parent Menu Entry not being shown
BUg fix: Media Manager in admin
Merge branch 'master' of https://github.com/Doptor/Doptor

Conflicts:
	app/models/BuiltForm.php
Form category can't be deleted if there are forms in that category
Updated sample data
Report Generator fix
Menu Category can't be deleted if it has menus
Menu Manager fix