* Begin coverage for account search service
* Coverage for hashtag query
* Coverage for calling local vs remote find based on domain presence
* Spec to check that exact matches are not duped
* Coverage of resolve option
* Coverage for account being provided
* Start to refactor account search service
* Isolate query username and domain methods
* Isolate exact_match method
* Extract methods for local and remote results
* Simplify local vs remote and account isoliation
* Extract methods for local and remote results
* Simplify de-dupe of exact match
* Simplify logic to check for non exact remotes
* Cache some methods
* Remove nil from exact_match from results array
* Return exact matches first
* Use find_remote even with no domain
Account.find_local is just an alias for Account.find_remote(user, nil) - so we
can not bother with the conditional here, and call find_remote directly.
Tomohiro Suwa