Fix for JRIA issue TIKA-411, generate list list of supported types automatically.

git-svn-id: https://svn.apache.org/repos/asf/tika/trunk@1611402 13f79535-47bb-0310-9956-ffa450edef68
Fix for JIRA issue TIKA-1105, pass along ParseContext in CompositeParser.

git-svn-id: https://svn.apache.org/repos/asf/tika/trunk@1611405 13f79535-47bb-0310-9956-ffa450edef68
Add check for possible NPE in CompositeParser.

git-svn-id: https://svn.apache.org/repos/asf/tika/trunk@1611406 13f79535-47bb-0310-9956-ffa450edef68