Revert "reduce polling load by condensing the json poll api into one method instead of several"

This reverts commit 4ae3407fb0.

api/models.py

@@ -1,17 +0,0 @@
-from django.db.models.signals import post_save
-from minecraft.models import PlayerSession, Server
-from django.core.cache import cache
-
-def cachePlayerList():
-    serverInfo = {}
-    for s in Server.objects.all():
-        playerList = []
-        for p in s.online_players():
-            playerList.append(p.name)
-        serverInfo[s.hostname] = {'players':playerList}
-    cache.set('caminus-server-info', serverInfo, 30)
-
-def update_player_lists(sender, instance, created, **kwargs):
-    cachePlayerList()
-
-post_save.connect(update_player_lists, sender=PlayerSession)