Counter Color ( circle shape )


![current_colors](https://f.cloud.github.com/assets/925565/71965/f49699bc-5ffd-11e2-8947-0562841286a1.png)
![proposed_colors](https://f.cloud.github.com/assets/925565/71966/f4d37d14-5ffd-11e2-8858-fc7cb85fefc6.png)

Current
Level : Color
Debug : Gray
Info : Orange
Warn : Orange
Error : Red
Critical : Red

Proposal 
Level : Color
Debug : Gray
Info : Ligth Green
Warn : Orange
Error : Red
Critical : Dark Red