Fix FSF address in license file (#662)

git-svn-id: http://svn.osgeo.org/geos/branches/3.4@3947 5242fede-7e19-0410-aef8-94bd7d2200fb
Bump version also for capi, prepare next NEWS section

git-svn-id: http://svn.osgeo.org/geos/branches/3.4@3949 5242fede-7e19-0410-aef8-94bd7d2200fb