Adding groups function to SOS handler
Merge branch 'dev' of https://github.com/pmlrsg/plotting-service into dev
Fix to make it run using systemd; added 'groups' function to SOS service
README for running as systemd
Further tweaks to make the app run from outside its own directory, i.e. with systemd
Fixed bug where tempoary files are not cleaned up correctly
Merge branch 'dev' of https://github.com/pmlrsg/plotting-service into dev
Deleted uneeded folder/file
Refactoring!
Delete temp-1416480250000-0.png
Additional service parameters; corrected response type for SOS
Merge branch 'dev' of github.com:pmlrsg/plotting-service into dev
Merge pull request #2 from pmlrsg/dev

Re-factoring; systemd setup w/ example; tweaks to SOS handler