Fix tagName for Ember FastBoot (#22)
Fix tagName for Ember FastBoot (#22)

While a `tagName` of `['input']` works it throws an error in Ember FastBoot. Instead it should be a string.

See https://github.com/ember-fastboot/ember-cli-fastboot/issues/365
thefrontside/emberx-range-input,thefrontside/emberx-range-input