organize imports
add SOSAdapter example
add DescribeSensor example and refactor current examples
rename to SosAdapterRequestExample
add GetObservationRequestExample and refactor examples
add "om:samplingTime" property to eventTime
add README to clarify the role of available tests
fix license header
demo test case commented out by default
demo test case commented out by default
Merge branch 'sos-adapter-example' of https://github.com/ridoo/OX-Framework.git into sos-adapter-example
delete redundant @Ignore tag