working on concurrency
working on NOStore concurrency
finished concurrent NOStore
fixed NOStore enum bug
reorganizing NOServer's code so it will work serially and concurrently
returned handlers' declaration to header from private category
minor code changes

for it to look nicer
changed name of NOStore delegate property
implemented concurrent login
added -newConcurrentContext to NOStore
implemented concurrent/serial search
made -sessionWithToken concurrent
made -getResource concurrent
-handleEditResource concurrent
finished making NOServer concurrent/serial
Merge pull request #51 from colemancda/NOServer-Concurrency

NOServer Concurrency