added update policy
added filter to look the contributions made with credits [Fix #64492278]
adjusts on updates policy
Merge pull request #555 from devton/fixing

added filter to look the contributions made with credits [Fix #64492278]
use %i[field] instead a [:field]
split visible_to to use the scope into update policy file
use ordered scope instead order.reverse_order
fix typo :]
Share Simplify render in controllers
ruby 1.9 hash syntax
Merge pull request #556 from justanshulsharma/patch-1

Simplify render in controllers
Merge pull request #557 from justanshulsharma/master

ruby 1.9 hash syntax
Merge pull request #552 from devton/project_update_policy

added update policy
remove updates from ability