Reworking the test results filter logic  - switch to using a generator for reading and filtering the test output  - split the normal (normalize) filter from the valgrind filter  - add an extra filter pattern (for old valgrind versions)
Reworking the test results filter logic
 - switch to using a generator for reading and filtering the test output
 - split the normal (normalize) filter from the valgrind filter
 - add an extra filter pattern (for old valgrind versions)

davidraleigh/cxxtest,davidraleigh/cxxtest,davidraleigh/cxxtest,davidraleigh/cxxtest,davidraleigh/cxxtest