Specify emoji size for bitbucket-html

img.emoji doesn't have both height and width attributes.
But oh well, We have to show them in good size.
Merge pull request #30 from idobata/bitbucket-emoji

Specify emoji size for bitbucket-html
Support Sentry WebHooks

Signed-off-by: Mamoru Otsuka <mamor.dev@gmail.com>
Use meaningful URL for gitlab icon

This URL will be redirected to `*.githubusercontent.com`.
Merge pull request #31 from mamor/sentry

Support Sentry WebHooks
Merge pull request #32 from idobata/icon-name

Use meaningful URL for gitlab icon
Add circle.yml to use ruby-2.1.5
Show `request_url` if `request_url` exists

`request_url` couldn't exist in case of plain Ruby, Rake and so on.
Update Ruby version on Travis CI
Merge pull request #33 from idobata/update-ruby-version

Update Ruby version on Travis CI
Merge pull request #34 from kirikiriyamama/improve_airbrake_notification

Improve Airbrake notification
Add spec
Avoid warnigs introduced in sass-rails 5.0
Adapt to brand-new Idobata