Handle array column limits
if column limit is an array, the values are serialilzed into column attr
  cf enum_column3 gem
remove excess newline when annotation puts after code
Adding support for magic_comment generated encoding comments
Revise the warning in the README

See #122. I've revised the wording to placing the important text in the first sentence, and made the warning a bit more 2013-like by referencing VCS instead of backing files up.
Merge pull request #123 from rstacruz/patch-1

Revise the warning in the README
Merge pull request #115 from tableonline/handle_column_limit_with_arrays

Handle array column limits
Move the authors to a separate file since it's getting too long
Add project badges
Skip annotation if table doesn't exist
Require 'active_support/core_ext/object/blank' to fix integration test
Merge pull request #126 from davejachimiak/dj-attempt_only_if_table_exists

Attempt model annotation only if table exists
Merge pull request #116 from Mik-die/optional_ending_lines

Remove excessive newline when annotation is put after code
Tests for model annotating with encoding comments
Fix: test must track encoding comment not the whole file
Fix: primary key might be array (with composite_primary_keys gem)
Fix: assertion and test for composite_primary_keys
Merge pull request #120 from AMekss/master

Fix #113 (for encoding comments generated by magic_encoding gem)
Merge pull request #137 from AMekss/fix_composite_primary_keys_test

Fix composite primary keys test
fix build spec for enum
support the PostGIS adapter (https://github.com/dazuma/activerecord-postgis-adapter)