Add base Notifier class for plugins to extend
Make Notifier extend Plugin
Work on Notifier
Forgot to change that back
Use  for building message too
Fixed trailing slashes with log files path
Merge pull request #143 from rporrasluc/develop

Fixed trailing slashes with log files path
Fix Travis file
Fix PHP 5.3 build
Check if dir exists before glob()

I get an Invalid argument supplied for foreach() exception otherwise (on 1 system, other system works fine) (on develop this time)
Merge pull request #146 from barryvdh/patch-2

Check if dir exists before glob()
Update CHANGELOG.md