fix intermittent lib build error when .tar.gz objects did not release the lock…

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