Fixed x-editable does not show completely in bootstrap's responsive table

Use select2 in editable columns

Change fields.py to be compatible with SQLAlchemy>=1.2

returns peewee sorted columns list by default

refs #1536 fixed pk validate in InlineModelFormList

Use LEFT OUTER JOIN instead of INNER JOIN when searching rows

Use in scaffold_*_columns methods

Add support for postgres CITEXT type

citext is a case-insensitive character string type.
See https://www.postgresql.org/docs/current/static/citext.html

rediscli: prevent form submit when execute command

allow to use inherited form CharField or TextField fields for searching

clean() data in filters during get_list for pymongo

fix python 2.6 build failures

Fixed issue where 'size()' is still used.

Fixed issue where 'size()' is deprecated and still used and prevented making action on multi-choice items.

According to Postgres doc `DECIMAL` is equivalent to `NUMERIC`