cosmetics: use predicate function HasMaximalValue()
FIX: check_catalogs() is gone from test framework
FIX: autofs screw up in 015
FIX: typo (unlimit -n -> ulimit -n)
FIX: proper apache binary discovery
wrap apache restart in utility function
Merge pull request #365 from reneme/fix_test_issues

FIX: Some Minor Test Issues