added vote functionality on Roadmap show page
added error/alert messages when interacting with site
change colored fonts and added some styling to application.css file
created a helper method for ownership validation
merged with devise alert
added check for if user signed in on roadmap and resource show page
schema changes
merged conflicts on roadmap show page and css
removed links from breadcrumbs
finalized roadmap show page
added dependent destroy to user and skill model
Merge pull request #27 from mbetts7/validations

Validations
committing updates