Removed unnecessary files

Signed-off-by: Dileep Mishra <mishradileep@gmail.com>
adding privatemsg module

Signed-off-by: Bhanu ji <bhanu.555prakash@gmail.com>
Adding custom poll module.

Signed-off-by: Bhanu ji <bhanu.555prakash@gmail.com>
Adding views_export_xls module

Signed-off-by: Bhanu ji <bhanu.555prakash@gmail.com>
Adding backup and migrate module for getting databases

Signed-off-by: Bhanu ji <bhanu.555prakash@gmail.com>
Implementing Bundle Copy, Views PHP & Compare School

Signed-off-by: Dileep Mishra <mishradileep@gmail.com>