Modularize fulltext indexing of Projects, Subscriptions and Custom Fields
Summary: Ref T9979. This is going to become FulltextEngine, but pave the way for that by pulling extensions out of it.
- Used bin/search index Txxx, saw projects, subscribers and custom fields rebuild in the index.
Reviewed By: chad
Maniphest Tasks: T9979
Differential Revision: https://secure.phabricator.com/D14835