Added comments [skip ci]
Fixed error when files did not exist
add: new plugin: check-environment-canada
Merge branch 'master' of github.com:savoirfairelinux/sfl-shinken-plugins
let's debug a faield test on travis
remove useless newline [skip ci]
fix broken tests, 0 was missing in regex (lol is this even a number)
add: new plugin: check-stm-metro-montreal
Merge pull request #4 from savoirfairelinux/master

Merge master [skip ci]