restructured cache functions
permisson_readable
Merge branch 'master' of https://github.com/MG-RAST/Shock
add go-dockerclient
add go-dockerclient
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
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
new perl shock client
first version of shock client
added some tests
added download
Merge pull request #160 from wgerlach/master

added functions to perl module and created new perl shock client script
Merge.