fixed subset index retreival when using path range. made retrievl efficient by using pos, length values only for non-contigious recs
Merge branch 'master' of https://github.com/MG-RAST/Shock
added error passing
fixed subset index retreival when using range of 1
created shortcut to download full subset without explictly entering part range
Added 48 hour timeout for reading and writing to Shock.
Added size index to nodes that are created by importing from a local file path.
Added code to ensure that Shock checks for index existence in mongo before looking for path to index file.
Merge
Merge pull request #158 from jaredbischof/master

Added timeout, checking for indexes in mongo, and creating size index for files imported from local file.
Added option to download file by given seek and length position.  Omitting seek assumes seek=0.  Omitting length assumes that you want the remainder of the file.
Merge
Merge pull request #159 from jaredbischof/master

Added option to download file by given seek and length position.
fixed conflict
Merge pull request #157 from teharrison/master

fixed subset index retreival when using path range
Merge branch 'master' of https://github.com/MG-RAST/Shock