semanage_migrate_store: Python3 support

Mainly used the 2to3 conversion tool. Also added in a __future__
import so that the script continues to work on Python 2.

Tested on 2.7, 3.3, 3.4. Should work on 2.6 too but untested.

Signed-off-by: Jason Zaman <jason@perfinion.com>
Acked-by: Steve Lawrence <slawrence@tresys.com>
1 file changed