[mondrian-1252] test case for mondrian-1252, checkFile compliance
[mondrian-1252] cache key issue on non empty members, smaller role member sets.

have role constraints in SqlContextConstraint cacheKey instead of just
Filter/TopCount; don't iterate all levels for role constraints unless
partial access demands it
correct testMondrian1133 results for change in role-based sql constraints
Merge pull request #73 from tgf/mondrian1252

Mondrian1252