Rename networks.json to ipsets.json

Getting ready for some changes.

web/system.py

@@ -70,7 +70,7 @@ def save_config():
 
             # Populate IP sets and translation maps for NAT.
             ipsets = collections.defaultdict(set)
-            for name, network in db.read('networks').items():
+            for name, network in db.read('ipsets').items():
                 ipsets[name].update(network.get('ip', ()))
                 ipsets[f'{name}/6'].update(network.get('ip6', ()))
 

web/templates/index.html

@@ -6,7 +6,7 @@
 <section>
 <dt><a href="{{ url_for('config.index') }}">Nastavitve</a>
 <dd>nastavitve aplikacije FRIwall
-<dt><a href="{{ url_for('config.edit', name='networks') }}">Omrežja</a>
+<dt><a href="{{ url_for('config.edit', name='ipsets') }}">Obsegi IP</a>
 <dd>definicije obsegov IP
 <dt><a href="{{ url_for('rules.index') }}">Urejanje pravil</a>
 <dd>pravila za posredovanje prometa