Add licence information to pom.xml
Add licence information to pom.xml

Closes #402 by adding licence information to the pom.xml file
bocops/open-location-code,bocops/open-location-code,google/open-location-code,bocops/open-location-code,google/open-location-code,bocops/open-location-code,google/open-location-code,google/open-location-code,bocops/open-location-code,bocops/open-location-code,bocops/open-location-code,bocops/open-location-code,bocops/open-location-code,google/open-location-code,google/open-location-code,google/open-location-code,google/open-location-code,bocops/open-location-code,bocops/open-location-code,google/open-location-code,google/open-location-code,google/open-location-code