Merge pull request #229 from projectcs13/sp8.sc2.bug-fixes

Sp8.sc2.bug fixes
Removed unused function
Forgot to remove the exports for moved functions.
Removed unused function.
Removed unused functions
Added new make target
Changed so that we only use the lib_json:add_field and lib_json:add_value. Removed api_help:add_field. Fixed a few bugs that occured from the change.
Merge branch 'develop' of github.com:projectcs13/sensor-cloud into sp8.sc2.bug-fixes