Additional camel-case updates for methods
Updated EventWebServiceTest to run without internet connection
Updated a few 80 character wrappings
Added comment to non-Test method in EventWebServiceTest
Removed trailing whitespace
Added documentation url to EventQuery javadoc.
Split url utility methods into UrlUtil class.
Updated method visibility in EventWebService class.
null safe comparison check for encoding.
updated gzip encoding to be static string.
Removed unused import
Merge pull request #12 from jmfee-usgs/portable_tests

Portable tests
Updated eventid to require network and code.
Added test for IllegalArgumentException to be thrown when network or code are null.
Updated JsonEvent to return null if new EventId throws IllegalArgumentException.
Merge pull request #13 from jmfee-usgs/eventid_equals

Updated eventid to require network and code.