Merge pull request #543 from paczian/master

fixed color bug in heatmap
add error if paginated offset larger than total
update mixs metadata retrieval
fix syntax and CGI header bugs
Merge pull request #546 from teharrison/develop

bug and error handeling fixes
fix offset out of bound error
Merge pull request #547 from teharrison/develop

fix offset out of bound error
added server resource
shows information about the MG-RAST server
fix required options
Merge pull request #549 from teharrison/develop

fix required options
Merge branch 'develop' of github.com:MG-RAST/MG-RAST
added create and update to user resource
corrected indentation at resource.pm
fixed delete function in User.pm
removed collections from memcache
added error output for page->output when in developer mode
Merge branch 'master' of github.com:MG-RAST/MG-RAST into hotfix-3.3.3.4
added all the user commands