- Clarified web handler name

- Implemented Configuration Loader with unauthorized error handling
- More elaborate test user config
- Use Viper Unmarshalling for User Config loading
- Centralized password hasing code

users/test.yml

@@ -1,16 +1,22 @@
 username: test
-password: $2a$10$7eYMA3zoyDb.2dM6bbeiqexxS9LhLz7XM.Q0EL0VHVbcxyfRkfp7.
-router:
+password: $2a$10$ymHFfGjKINWsUKwEo5xp.efN6DR6NkiRCXsbH4VWo0Nnzma8Yc.82
+router: 
   DNS: brandfeld.dyn.local
   NFT:
     table: sshguard
     set4: blackhole
     set6: blackhole6
 others:
-  - registerv4: true
+  - DNS: atlantis.dyn.local
     v6iid: ::dead:beef:dead:beef
-    DNS: atlantis.dynlocal
+    registerv4: true
     NFT: 
       table: sshguard
       set4: blackhole
+      set6: blackhole6
+  - DNS: troya.dyn.local
+    v6iid: ::cafe:babe:deca:fbad
+    registerv4: false
+    NFT:
+      table: sshguard
       set6: blackhole6