Merge pull request #2 from NSElvis/master

Make Faker a runtime depenceny, as it is required by the seeds.
Update Gemfile.lock
Update knowledge_base.gemspec

Copy contents of fixtures folder for testing purposes.
Revert c4984ef..b411f1b

This rolls back to commit c4984ef12f761aef7efcfbd5c2c63ccbbf88c394.