Project: openstack/gantt bbd0fea6000ff3425542373acb70b92ee814289b
remove python 2.6 trove classifier
OpenStack projects are no longer being tested under Python 2.6, so
remove the trove classifier implying that this project supports 2.6.
Change-Id: Ic4b90b965bda8e84f5dcaa90446282bb24a1cce1
Project: openstack/gantt 19a539910f06778295e83e5c756d5c1c58d8f941
Make it abundantly clear that Gantt is dead
There is still confusion. Delete the files.
Change-Id: I00e4d9a644743afe5e8567c7dc2b20feef5c97bb