v1.8.7
Rename severity to sev, remove "fatal" sev
Update version
Update changelog & make spacing/capitalization consistent
Another spacing fix for the CHANGELOG.md
Rename "sev" to "severity"
Rewrite deleted test to use "error" instead of "fatal" severity
Add payload_version to payload
Default bugsnag.notify severity to "warning"
Merge pull request #96 from bugsnag/add-sev

Severity
File.exist? needs the file extension
Merge branch 'fix_deploy_rake_task_reading_initializer' of github.com:bitium/bugsnag-ruby
Document severity
use pry for development
Add support for jruby exceptions [Fixes #100]
Add list of integrations
Allow bugsnag to load with old delayed-job [Closes #99]
Ensure valid utf-8 [Fixes #95]
How about not crashing
Do everything in cleanup obj