Add InsertResultTemplate and InsertResult examples with time period for om:phenomenonTime and time instant for om:resultTime.
Add om:resultTime definition constant
Add checks:
- has swe:Time or swe:TimeRange with definition http://www.opengis.net/def/property/OGC/0/PhenomenonTime
- had swe:field content with element definition equals to observedProperty defined in observationTemplate
Use OmConstants definitions
Add check/getter for om:resultTime in elementType definition and set om:resultTime if not null.
Add element definitions for om:phenomenonTime and observedProperty element in InsertResultTemplate - resultStructure.
Merge pull request #117 from CarstenHollmann/fix/result_insertion

Fis issue #116