pgscript - pgScript: Examples in documentation and NOT operator

Log Message:
-----------
Examples in documentation and NOT operator refactoring

Modified Files:
--------------
pgScript/files/tests/sources:
generators.sql.pgs (r1.2 -> r1.3)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgscript/pgScript/files/tests/sources/generators.sql.pgs.diff?r1=1.2&r2=1.3)
records.sql.pgs (r1.1 -> r1.2)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgscript/pgScript/files/tests/sources/records.sql.pgs.diff?r1=1.1&r2=1.2)
calculations.sql.pgs (r1.2 -> r1.3)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgscript/pgScript/files/tests/sources/calculations.sql.pgs.diff?r1=1.2&r2=1.3)
procedures.sql.pgs (r1.2 -> r1.3)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgscript/pgScript/files/tests/sources/procedures.sql.pgs.diff?r1=1.2&r2=1.3)
controls.sql.pgs (r1.2 -> r1.3)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgscript/pgScript/files/tests/sources/controls.sql.pgs.diff?r1=1.2&r2=1.3)
pgScript/lib/pgscript:
parser.tab.cc (r1.4 -> r1.5)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgscript/pgScript/lib/pgscript/parser.tab.cc.diff?r1=1.4&r2=1.5)
lex.pgs.cc (r1.7 -> r1.8)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgscript/pgScript/lib/pgscript/lex.pgs.cc.diff?r1=1.7&r2=1.8)
pgsScanner.ll (r1.4 -> r1.5)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgscript/pgScript/lib/pgscript/pgsScanner.ll.diff?r1=1.4&r2=1.5)
pgsParser.yy (r1.5 -> r1.6)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgscript/pgScript/lib/pgscript/pgsParser.yy.diff?r1=1.5&r2=1.6)
pgScript/lib/include/pgscript:
parser.tab.hh (r1.7 -> r1.8)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgscript/pgScript/lib/include/pgscript/parser.tab.hh.diff?r1=1.7&r2=1.8)
pgScript/lib/include/pgscript/utilities:
pgsContext.h (r1.2 -> r1.3)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgscript/pgScript/lib/include/pgscript/utilities/pgsContext.h.diff?r1=1.2&r2=1.3)
pgScript:
NEWS (r1.3 -> r1.4)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgscript/pgScript/NEWS.diff?r1=1.3&r2=1.4)
pgScript/lib/pgscript/expressions:
pgsExecute.cpp (r1.6 -> r1.7)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgscript/pgScript/lib/pgscript/expressions/pgsExecute.cpp.diff?r1=1.6&r2=1.7)
pgsNot.cpp (r1.2 -> r1.3)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgscript/pgScript/lib/pgscript/expressions/pgsNot.cpp.diff?r1=1.2&r2=1.3)
pgScript/test:
pgsTestExpressionOperation.cpp (r1.2 -> r1.3)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgscript/pgScript/test/pgsTestExpressionOperation.cpp.diff?r1=1.2&r2=1.3)
pgsTestUtilityContext.cpp (r1.2 -> r1.3)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgscript/pgScript/test/pgsTestUtilityContext.cpp.diff?r1=1.2&r2=1.3)
pgScript/doc:
SCRIPT.xml (r1.1 -> r1.2)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgscript/pgScript/doc/SCRIPT.xml.diff?r1=1.1&r2=1.2)
pgScript/lib/pgscript/utilities:
pgsContext.cpp (r1.2 -> r1.3)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgscript/pgScript/lib/pgscript/utilities/pgsContext.cpp.diff?r1=1.2&r2=1.3)