validate uniqueness against permalink scope
Merge pull request #193 from zendesk/grosser/validation

validate uniqueness against permalink scope
do not allow blank because that could never be reached
Merge pull request #195 from zendesk/grosser/blank-perm

do not allow blank because that could never be reached
make the changelog table responsive to prevent overflow
Merge pull request #196 from zendesk/sdavidovitz/responsive-changelog

make the changelog table responsive to prevent overflow
bundle update
bump ruby to 2.1.5
test fixes
Merge pull request #197 from zendesk/sdavidovitz/bump_v

Bump ruby versions + Gemfile.lock
update to rails 4.1.8
disable sqlite for now
use a real SQlite database
update travis ruby-version
Merge pull request #202 from zendesk/sdavidovitz/rails_418

update to rails 4.1.8