Merge pull request #119 from trevorbernard/master

Fix issue #115 - Expose all Context options
Fix various findbugs static code analysis suggestions
Remove superfluous log4j dependency
Update junit to version 4.11
Merge pull request #120 from trevorbernard/findbugs

Fix various findbugs static code analysis suggestions
Merge pull request #121 from trevorbernard/pom

Various pom.xml updates