Add ./locale/ as a place to keep translations of the Sphinx tools

Change some english spellings:
	new file:   locale/en/LC_MESSAGES/sphinx.mo
	new file:   locale/en/LC_MESSAGES/sphinx.po

Change some germon spellings:
	new file:   locale/de/LC_MESSAGES/sphinx.mo
	new file:   locale/de/LC_MESSAGES/sphinx.po