AJ-2294 Create migration to rescue production and staging from db incongruity
change hardcoded redis port to .env variable
AJ-2263,AJ-2268 Fix overlapping titles and rubric level hover, improve style
Merge pull request #779 from UM-USElab/2014-09-17--schema_errors--TKT#2294

AJ-2294 Create migration to rescue production and staging from db incong...
Merge pull request #780 from UM-USElab/2014-09-17--move_redis_port_to_env

change hardcoded redis port to .env variable
Merge pull request #781 from UM-USElab/2014-09-17--overlapping_rubric_titles--TKT#2263

AJ-2263,AJ-2268 Fix overlapping titles and rubric level hover, improve s...