Fixes #10995 NPE when checks method exists

git-svn-id: http://scmcit.gva.es/svn/gvnix/trunk/code@2246 69435866-3869-0410-973d-9f951a852354
Refs #11002 Change with new namespace for integration tests of WSDL Parser on URI http://www.w3schools.com/webservices/tempconvert.asmx?WSDL.

git-svn-id: http://scmcit.gva.es/svn/gvnix/trunk/code@2247 69435866-3869-0410-973d-9f951a852354
Fixed error when it's used a 'select' TAGX and is disabled the form binding and multiple is set to 'false'. Fixes #10980.

git-svn-id: http://scmcit.gva.es/svn/gvnix/trunk/code@2248 69435866-3869-0410-973d-9f951a852354