changes in connector_raw to facilitate providing human readable values; bugfix in connector_raw for other data sources: better handling of misformed api calls
merged with devel
stripping string
changed api parementers
merged with devel
changed user endpoitn to use device_inventory collection
"format pretty changed"
* Added map_to_users API parameter to allow researchers to find out which scanned device belongs to which user
* Added the possibility to read the users from json responses
* Added additional column to the csv response to identify the users
questionnaire comments in csv format modified
Merge branch 'devel' into questionnaires_v2

* devel:
  fixed issue with database class when not using a replica set.
added device_inventory
Merge branch 'questionnaires_v2' of github.com:MIT-Model-Open-Data-and-Identity-System/SensibleData-Service into questionnaires_v2

* 'questionnaires_v2' of github.com:MIT-Model-Open-Data-and-Identity-System/SensibleData-Service:
  fixed issue with database class when not using a replica set.
removed unused device_inventory
changed the language of informed consent to the language of user's choice instead of hardcoded danish
whitespace here and there