added rpsect test for user model
validates uniqueness of username
rspec test success
added tags assocations in rspec user model
user has many tags
rspec test success
tests passing. commented out has many tags through tagations, cannot get that test to pass
removed unncessary preventive measures folder
Add button styling
Add changes
init
added @user definiton to layout view to stop throwing errors for undefined user
Add
Merge pull request #34 from jbwhite/minorFix

added @user definiton to layout view to stop throwing errors for undefin...
Minor change
Fix merge conflict
tag select for topic working
add tag select for comments
tag selection for comments/topics seems to work, needs more testing
removed Tagations from seed file, added checks for @user to avoid errors on homepage
set Comment/show route to got to Topic show page that comment belongs to:
tag tests look good
Merge branch 'master' into joseph
Merge pull request #35 from jbwhite/joseph

tag selection implemented