 Update of grammar to current definition of Sparql 1.1 at http://www.w3.org/TR/sparql11-query,   which includes Sparql Update. This refers to the version of 12th of May 2011.
 Update of grammar to current definition of Sparql 1.1 at http://www.w3.org/TR/sparql11-query, 
 which includes Sparql Update. This refers to the version of 12th of May 2011.
JuPfu/sparkle-g