logger

Simple logger for go

Performance tests

goos: darwin
goarch: amd64
pkg: github.com/crazygreenpenguin/logger
BenchmarkInfof-4      	  650191	      1597 ns/op	     432 B/op	      11 allocs/op
BenchmarkInfo-4       	  736945	      1565 ns/op	     432 B/op	      11 allocs/op
BenchmarkErrorf-4     	  726738	      1629 ns/op	     432 B/op	      11 allocs/op
BenchmarkError-4      	  749658	      1589 ns/op	     432 B/op	      11 allocs/op
BenchmarkWarningf-4   	  703910	      1643 ns/op	     432 B/op	      11 allocs/op
BenchmarkWarning-4    	  753482	      1602 ns/op	     432 B/op	      11 allocs/op