added cancan gem, added password_digest to user table
merged authentication branch
fixed up some routing
added role field and methods to user
authorizing resources
authorization with cancan
Merge branch 'master' of github.com:emilyyt/smartpaths
Merge branch 'cancan' into mergecheck
deleting extraneous code
Merge branch 'master' of github.com:emilyyt/smartpaths
Merge branch 'master' of github.com:emilyyt/smartpaths
basic tags implemented and fixed issue with program tags
reputation gem installed and set up
voting on tags working
Merge branch 'master' of github.com:emilyyt/smartpaths into reputationgem
Merge pull request #2 from tahsini/reputationgem

Reputationgem