Added abilty to close the connection and reopen it.
Synchronized all public calls so connection is not closed during another call.
MappingSetInfo can be null
Transative finder records its possition more often
Close SQL connection after a load.
Transitive write in low memory mode.
only make test dir if it does not exist
Removed id from mapping and getMapping(id)
renamed Mapping source to mapping name
Added mapping stats table
Split MappingSet into t2 tables one efficent for doing mappings
more stats about mappingSet gathered
More information in MappingInfoSet
Added columns to mapingStat table
Added source and target count
Added in frequency
Made Frequency hidable.
Added  wikipathways uri
Added unique key to mappingStats
Made several changes:
GO  Merged different GO but had to split from "T"
hgnc.symbol added
added OPS-CRS
Pathway Ontology updated
Increase input block size now that connection closed more often