#9 added service with get/set method for icmm settings

those settings comprise the service url and the domain.
furthermore this service implements an observer pattern. it has method
to register callback functions that are called every time the settings
have changed
 #9 use facade object for worldstate and node service

the $resource objects depend on the current settings of the IcmmSettings
service and need to be recreated every time those settings changes. to
get notified about changes, the Worlstate and Nodes service register a
a callback function to the IcmmSettings service. In fact the $resource
objects need to be recreated, the service factories return a facade
object
#9 added grunt generated dist files
#9 added grunt generated dist files
Merge branch 'feature/9-switchable-icms-instance' into dev
changed version in bower json to release new version
Merge branch 'release/v1.1.0' into dev