added nytprof folders to ignore
Added role for caching cvterm and db table entries
The EventEmitter uses a trigger to cache all db table entries and common cvterms during startup.
Removed all debugging log statements
removed database lookup step to speedup the transcript query
pass the event object to low level method for using the caches of db and cvterm entries
Added separate read handler for reading canonical and non-canonical transcripts
added documentation for property option