Merge pull request #1 from xerial/develop

Update from Xerial
Merge pull request #2 from jwang302/develop

Update with patch for PPC64
Merge pull request #3 from jwang302/develop

Only IBM JDK 7 needs the edited header files. IBM JDK 6 is able to work ...
Add native library for ppc64
Add native library for ppc64.
Merge branches 'develop' and 'ppc64-library' into develop
Merge remote branch 'upstream/develop' into develop
Add native libsnappyjava.so for IBM AIX 6.1
Add native libsnappyjava.so for IBM AIX 6.1
Merge pull request #75 from ibmsoe/aix-native

AIX Native