iRenamed no_search to '' and finished making all tests self-consistent and match somewhat to http://openquery.com/graph/doc and added bug references to tests

Renamed no_search to '' and finished making all tests self-consistent and match somewhat to http://openquery.com/graph/doc and added bug references to tests

Added regression test case for bug 1195735 once it gets fixed.
Increased coverage of permutations to basic test case.

Extend permutations tested in basic test, move edge cases to separate test, and add regression test for bug 1195735

Implement latch VARCHAR()- query works with good string names, but partially for string'd numbers, and not for null or cast numbers

Implement latch VARCHAR()- table structure - retain SHORTINT backwards compatibility. Passes test for b/compat