Felix Lange a15b02320e logger/glog: add directory context to output and vmodule matching
This change allows setting the verbosity for directory prefixes
using the syntax:

    --vmodule=eth/=6
2016-01-21 13:37:38 +01:00
..
2015-07-23 18:35:11 +02:00
2015-07-23 18:35:11 +02:00