minor fixes
new logger interface
logger tests with assertions
performance tests map/vector
performance tests adjusted
cleaning & doc
Add an option to print names in front of values in stream monitor
Merge branch 'logger'
Do not try to call dual stats on empty pop, print "?" instead
bugfix: correct nth position in nth element stat
Use the templatized type for the metric in binary metric stat
bugfix correct asserts for nth element stat
Merge branch 'master' of http://github.com/nojhan/paradiseo