Log Message:
Update to 0.9.30:

2013-01-22 Rasqal Version 0.9.30 Released

   Removed RDQL support as promised. So long and thanks for all the
   queries. Use SPARQL instead.
   Improved floating equality, comparison and promotion rules
   Made other fixes and improvements including fixing reported issues:
   0000506, 0000511 and 0000523.