Add binom/cloglog integration test

 - Add data from TSD2 program 3a
 - Refactor IT infrastructure to accomodate
Fix rank probabilities test: do not fail on zeroes
Fix
Add parkinson example for mixed likelihood validation
Add relative effect validation test
Fix comment
Add ANOHE to package; refactor / simplify
ANOHE code cleanup, summary pretty-print
mtc.anohe: pass ... to mtc.run
Add plot S3 implementation for mtc.anohe
Rudimentary documentation for mtc.anohe