Merge pull request #2 from jterrace/master

Added bitness and endianness
The Solaris platform is reported as "sunos<N>", e.g.:

$ python -c 'import sys; print sys.platform'
sunos5
Solaris check is long longer a "complete guess" :)
Merge pull request #3 from mgood/patch-1

Fix Solaris check
improve jython detection. close #4
Merge pull request #5 from cyberdelia/patch-1

Improve jython detection
Merge pull request #1 from kennethreitz/master

latest from kenneth