Add JIT support for the 64 bit TileGX architecture. Patch by Jiong Wang (Tilera Corporation).

git-svn-id: svn://vcs.exim.org/pcre/code/trunk@1378 2f5784b3-3f2a-0410-8824-cb99058d5e15
More auto-possessification additions, using possessive class repeats. These are 
not yet used for explicit possessification.


git-svn-id: svn://vcs.exim.org/pcre/code/trunk@1379 2f5784b3-3f2a-0410-8824-cb99058d5e15