follow golint suggestions

go/util/concurrent_read_map.go

@@ -32,8 +32,7 @@ func (m *ConcurrentReadMap) Get(key string, newEntry func() interface{}) interfa
 	if value, ok := m.Items[key]; ok {
 		m.rmutex.RUnlock()
 		return value
-	} else {
-		m.rmutex.RUnlock()
-		return m.initMapEntry(key, newEntry)
 	}
+	m.rmutex.RUnlock()
+	return m.initMapEntry(key, newEntry)
 }

go/util/config.go

@@ -1,3 +1,5 @@
+package util
+
 // Copyright 2011 Numerotron Inc.
 // Use of this source code is governed by an MIT-style license
 // that can be found in the LICENSE file.
@@ -6,7 +8,6 @@
 // Contact us on twitter with any questions:  twitter.com/stat_hat
 
 // The jconfig package provides a simple, basic configuration file parser using JSON.
-package util
 
 import (
 	"bytes"

go/util/file_util.go

@@ -26,8 +26,8 @@ func TestFolderWritable(folder string) (err error) {
 
 func Readln(r *bufio.Reader) ([]byte, error) {
 	var (
-		isPrefix bool  = true
-		err      error = nil
+		isPrefix = true
+		err      error
 		line, ln []byte
 	)
 	for isPrefix && err == nil {