Change semantic version bounds of all dependencies.
Change semantic version bounds of all dependencies.

Only accept patch increments instead of both patch and minor increments.

The impetus for this change was due to `selenium-webdriver` 2.47.0 requiring Node 0.12, which we're not ready to upgrade to yet.

ssoloff/dice-server-js,ssoloff/dice-server-js,ssoloff/dice-server-js,ssoloff/dice-server-js