Add mysql plugin base
Replace configure_metric_group with metrics_schema definition
Introduce error-checking methods when talking to copperegg api
Use metrics_names() in memcache plugin
Memcache plugin should return INTs
Use metrics_names in mysql plugin
Add some more mysql data
Add table locks metrics
Remove query cache metric
Formatting
Simplify memcache schema
Add mysql config docu
Use "b" for bytes unit
Remove dist config
Merge pull request #7 from njam/issue-7

Add mysql plugin