SMW 1.0RC2

From the RELEASE-NOTES

 * Experimental Postgres support.
 * More liberal parsing for geographic coordinates, most user inputs accepted now.
 * Improved URL datatype: better linking behaviour, tolerant towards Unicode-URLs.
 * Significantly improved performance for RDF export.
 * Complete translations for Fr, Zh-tw, and Zh-ch added.
 * Various minor bugfixes.