Print documentation for -h or --help
Merge pull request #3 from Raynos/patch-3

Print documentation for -h or --help
improving help output and exiting immediately
0.1.5 adds --help output
Only test IE8+
removing older chromes and ffs from default config
0.1.6 puts the nails in the coffins containing the dead browsers
Merge branch 'master' of github.com:thlorenz/testlingify

* 'master' of github.com:thlorenz/testlingify:
  0.1.6 puts the nails in the coffins containing the dead browsers
  removing older chromes and ffs from default config
  Only test IE8+
  0.1.5 adds --help output
  improving help output and exiting immediately
  Print documentation for -h or --help