Sort order of the tests.
Added option for using e.g. perf
Added -l,--list option
run: don't choke on missing results
run: fixed formatting of results
run: some information about colored output
run: fixed comparison of subtests
Some test file have subtests and generate several different results. The
comparison mode with '-i' now handles those correctly.
Now with colors!
print stddev only if more than one run has occured.
also reorganizes output generation a little bit.
make sure to read from child processes' sockets while wait()ing
Changed some APIs and added support for Tests tests