added doo as a dependency to run tests on different JS VMs.
added test runner using doo to kick off tests
cljs tests can now be run with "lein with-profile cljs doo phantom test once". (post installation of phantom).
For running on other JS VMs, install VM (e.g. npm) and replace phantom with npm.
cljs tests can now be run with "lein with-profile cljs doo phantom test once". (post installation of phantom). For running on other JS VMs, install VM (e.g. npm) and replace phantom with npm.