Made fix to prevent null pointer exception on OAuth2Authorization.toString() when token has not been built yet
Added fix and updated test case for http://jira.twitter4j.org/browse/TFJ-766.  This fixes the issue where lat and long are reveresed after the TFJ-766 commit (see twitter4j commit 54c92865710af943b50e38c89be3ed895fabf4f8)
Merge pull request #108 from WayinCO/master

Pull Request for http://jira.twitter4j.org/browse/TFJ-766