tools.test: added a verbose-tests? flag to control test experiment pprint verbosity
tools.test: added a verbose-tests? flag to control test experiment pprint verbosity

I needed this for my image decode unit tests because I don't want the test results to prettyprint big bitmap byte-arrays.

erg/factor,kingcons/factor,erg/factor,littledan/Factor,littledan/Factor,mcandre/factor,cataska/factor,erg/factor,littledan/Factor,kingcons/factor,kingcons/factor,mcandre/factor,mcandre/factor,erg/factor,mcandre/factor,mcandre/factor,ceninan/factor,erg/factor,ceninan/factor,erg/factor,ceninan/factor,kingcons/factor,cataska/factor,littledan/Factor,mcandre/factor,cataska/factor,cataska/factor,erg/factor,ceninan/factor,mcandre/factor