Merge branch 'GCache_SSS' into 'master'

changes in gcCacheHelper

See merge request !35

cachehelper/gcCacheHelper.go

@@ -19,7 +19,7 @@ func (gchelper *CacheGCHelper) Setup(MaxEntries int, Expiration time.Duration) {
 	gchelper.MaxEntries = MaxEntries
 	gchelper.Expiration = Expiration
 	gchelper.GC = gcache.New(MaxEntries).
-		LRU().
+		LFU().
 		Build()
 }
 
@@ -28,7 +28,7 @@ func (gchelper *CacheGCHelper) SetupWithCallbackFunction(MaxEntries int, Expirat
 	gchelper.MaxEntries = MaxEntries
 	gchelper.Expiration = Expiration
 	gchelper.GC = gcache.New(MaxEntries).
-		LRU().
+		LFU().
 		EvictedFunc(func(key, value interface{}) {
 			f(key, value)
 		}).