Merge pull request #446 from teharrison/develop

added 'job' resource to API for job reserve / create / id lookup, updated Job.pm to have a 'reserve id' sepretae from 'create job'
Merge pull request #447 from teharrison/develop

API: creating a KBase id for a new MG-RAST id is now optional
pixel pushing
Merge pull request #448 from paczian/master

pixel pushing
three more pixels...
Merge pull request #449 from paczian/master

three more pixels...
Merge pull request #450 from teharrison/develop

API: bug fix in matrix
Merge branch 'develop' of git@github.com:MG-RAST/MG-RAST into develop