fixed formatting

Beleive it or not, Andre's reformatting orgy confused pip to an extend that it throws errors on release upload::

    Upload failed (400): Invalid classifier "Development Status   :: 5 - Production/Stable"

It wants *one* whitespace before the double-colon. *one*, just *one*...  :P
add version to sdist

(ve)merzky@thinkie:~/saga/saga-python/devel (devel *$%=) $ rm VERSION saga/VERSION
(ve)merzky@thinkie:~/saga/saga-python/devel (devel *$%=) $ rm -rf dist/
(ve)merzky@thinkie:~/saga/saga-python/devel (devel *$%=) $ python setup.py sdist | 0
(ve)merzky@thinkie:~/saga/saga-python/devel (devel *$%=) $ tar ztvf dist/saga-python-0.9.13.tar.gz | grep VERSION
-rw-r--r-- merzky/merzky     19 2013-12-10 23:55 saga-python-0.9.13/saga/VERSION
-rw-r--r-- merzky/merzky      6 2013-12-10 23:55 saga-python-0.9.13/VERSION
Merge branch 'devel' of github.com:saga-project/saga-python into devel
add the *real* fix for sdist -- add VERSION to MANIFEST.in...
further simplify MANIFEST.in
updated changelog