editorial errata for SPARQL Query Language Rec

9.3.2 change "in an REDUCED" to "in a REDUCED".

11.4.1 sample query has "SELECT ?name", but query result shows givenName 
as variable name.

12.2.1 "translating a SPARQL graph patterns into a SPARQL algebra 
expression"--"patterns" should be singular.

Bob DuCharme