Fixes on Django 1.6 compat
Migrated transaction management to 1.6
BoolanField no longer defaults to false
Avoid doing ordering on models
Fixed SortableTabularInline making SortableField serializable
Migrate JS to jQuery 1.9: .live() removed
Minor improvements on username handling
Updated dependencies for django 1.6
depend on kombu 2.5.14 because of strange import errors
cosmetics