Merge pull request #28 from glatorre/master

Remote services are not anymore loaded when PZH is offline
Merge pull request #30 from glatorre/master

Added timeout for services discovery
Fixed bad service saving in rules

Jira-issue: HUBHAC-7
Merge pull request #31 from dventura3/HUBHAC-7

Fixed bad service saving in rules
Merge remote-tracking branch 'upstream/master'
Add a box for device orientation api.
Merge pull request #32 from dventura3/withDeviceOrientation

Add a box for device orientation api (only for one device with the device orientation service).
Merge remote-tracking branch 'upstream/master'
Changed the id of services, allowed services with same id on different
devices
Implemented visualisation of deviceOrientation on line-chart
Changed id generation for rules
Intergation of drone controller
Fixed issue wich prevents line-chart to be diaplayed
Fixed bug in geoip based watchPosition
Merge pull request #33 from glatorre/new_id

Allows creation of UI and rules with services from several devices
Changed application's icon