Merge pull request #17 from wpreul/master

Works with node 0.10.x
Merge pull request #18 from wpreul/master

Refactoring execution of tests
Minor refactor
misc fixes
replace nextTick
misc
travis
prints usage message if help flag is raised
Merge pull request #19 from iamdoron/master

shows usage help if help flag is raised
deps
Merge branch 'master' of github.com:spumko/lab
Using handlebars instead of jade