Prepare trunk for 3.13
adjusted IE11 regex to match IE11 on Win8
Merge pull request #37 from jasoncalabrese/trunk

adjusted IE11 regex to match IE11 on Win8
- Add agent string handling for Microsoft RSS Platform
- remove rss specific browser types and make sure, that agent strings
from IE rss framework are detected as normal browsers
Merge pull request #41 from joachimmueller/ie11_rss

- Add agent string handling for Microsoft RSS Platform
Added null value check of userAgentString when parsing its value in the Browser and OperatingSystem objects. Updated associated unit tests to verify that UNKNOWN is returned for null userAgentString input. This fixes reported issue #46.
Merge pull request #47 from lewisdawson/trunk

Added null value check of userAgentString when parsing

Thank you. I wanted to pick the NPE issue up but am extremely busy with other things at the moment. Appreciating your help!
Add future chrome versions
Add opera versions
Add current and future Firefox versions
Add IE 10.6 to the tests

Not sure if it should be detected as individual version.
Update copyright year and statement
Add additional android tests
Add Windows Phone 8.1 and IE Mobile 11
Add test for Outlook 2013
Update read me with details for 3.13 release
Add link to user-agent-string.info project in read me
Update javadoc for 1.13 release
Update maven dependencies

Conflicts:
	pom.xml