Change yumrepo 'name' to 'descr'

To suppress yum warning: 'Repository 'sensu' is missing name in
configuration, using id'
Fixed syntax error in example for subscription
Merge pull request #68 from wywygmbh/master

Fixed minor error in README.md
Add 'name' attribute
Merge pull request #67 from hubspotdevops/master

Change yumrepo attribute 'name' to 'descr' to suppress yum warning
Added template support for /etc/default/sensu
Merge pull request #69 from aquto/master

Added template support for /etc/default/sensu
Add support for safe_mode
Add basic tests for safe_mode
Fix heading hierarchy in README
Add safe_mode example to README
Enforce safe_mode value as boolean
Merge pull request #71 from bashtoni/safe-mode

Add safe_mode for checks
added sla for notifu

  * added custom variable sla in senu_check to use Sensu notification REST API handler
  * https://github.com/blufor/notifu#readme
Merge branch 'notifu_notification' of github.com:bogue1979/sensu-puppet into notifu_notification
Merge pull request #72 from bogue1979/notifu_notification

Notifu notification