The remaining extractors to be converted to Tika now have been, tests have
been included for the image metadata extraction, and some extension points
for future extractors have been created.
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@20669 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
Following discussions with Neil, make all the Tika supplied properties available after the extraction, in case users wish to map them in a standard way onto their content model. Per-extractor specific names are still retained too
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@20649 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
