Fix some typos

Add ability to start httpserver with wifi.ap mode
Add http/updateaplist.lua that create http/aplist.json with list of access points

http/updateaplist.lua

@@ -0,0 +1,14 @@
+local function storelist(t)
+--      connection:send(cjson.encode(t))
+--      print(cjson.encode(t))
+      file.remove("http/aplist.json")
+      file.open("http/aplist.json","w+")
+      file.writeline(cjson.encode(t))
+      file.close()
+end
+
+return function(connection,args) 
+    wifi.sta.getap(storelist)
+    connection:send("HTTP/1.0 200 OK\r\nContent-Type: application/json\r\nCache-Control: private, no-store\r\n\r\n")
+    connection:send('{"error":0, "message":"OK"}')
+end