fix intermittent lib build error when .tar.gz objects did not release the lock on the directory quick enough, causing a permission denied error when trying to rename the directory and the module build to fail

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@736 d0543943-73ff-0310-b7d9-9358b9ac24b2

w32/vsnet/GetLibs.vbs

@@ -989,6 +989,7 @@ Sub UnTarGZ(TGZfile, DestFolder)
 	
 	Set objTAR = Nothing
 	Set objGZip = Nothing
+	WScript.Sleep(500)
 End Sub
 
 
@@ -998,6 +999,7 @@ Sub UnZip(Zipfile, DestFolder)
 	wscript.echo("Extracting: " & Zipfile)
 	objZip.UnPack Zipfile, DestFolder
 	Set objZip = Nothing
+	WScript.Sleep(500)
 End Sub