switching to temporarily use glog library

go/glog/convenient_api.go

@@ -0,0 +1,17 @@
+package glog
+
+import ()
+
+/*
+Copying the original glog because it is missing several convenient methods.
+1. change log file size limit to 180MB
+2. use ToStderrAndLog() in the weed.go
+3. remove nano time in log format
+*/
+
+func ToStderr() {
+	logging.toStderr = true
+}
+func ToStderrAndLog() {
+  logging.alsoToStderr = true
+}