Fix handling of empty string
Handle non-string column name (e.g. lazy translation)
Append distinct() to eliminate duplicate rows
Merge branch 'empty-str' into dev
Merge branch 'ugettext' into dev
Merge branch 'master' into dev

Conflicts:
	datatableview/views.py
Add fields handlers to make db filtering more customizable
Merge branch 'handlers' into dev
Make FIELD_TYPES a defaultdict to append fields regardeless if key exist or not
Merge branch 'defaultdict' into dev
Merge remote-tracking branch 'upstream/master' into dev
Merge branch 'defaultdict'
Merge branch 'master' into dev