misc minor changes

proxywatchd: remove sleep
ppf: update proxies schemes

includes/proxywatchd.py

@@ -103,11 +103,8 @@ class Proxywatchd(Thread):
     q = 'SELECT proxy,failed,country,proto FROM proxylist WHERE failed<? and tested<? ORDER BY RANDOM() LIMIT ?'
 
     while self.running:
-
-      time.sleep(0.1)
       sqlite_requests = []
       rows = sqlite.execute(q, (self.maxfail, time.time(), random.randint(10,20))).fetchall()
-
       if not len(rows):
         time.sleep(random.randint(10,20))
         continue