Add secure source to Gemfile and Gemfile.lock

source :rubygems has been deprecated, as HTTP requests are insecure.
	modified:   Gemfile
	modified:   Gemfile.lock
Fixed minor typo
Merge pull request #74 from AJ-Acevedo/3.0.0-wip

3.0.0: Add secure source to Gemfile and Gemfile.lock