Added primitive Network edit menu

app/src/main/java/de/kuschku/libquassel/ProtocolHandler.java

...assel/functions/serializers/HeartbeatReplySerializer.java

...libquassel/functions/serializers/HeartbeatSerializer.java

.../functions/serializers/InitRequestFunctionSerializer.java

...unctions/serializers/PackedRpcCallFunctionSerializer.java

...l/functions/serializers/PackedSyncFunctionSerializer.java

...ctions/serializers/UnpackedRpcCallFunctionSerializer.java

...functions/serializers/UnpackedSyncFunctionSerializer.java

...va/de/kuschku/libquassel/objects/MessageTypeRegistry.java

...bquassel/objects/serializers/ClientInitAckSerializer.java

...assel/objects/serializers/ClientInitRejectSerializer.java

.../libquassel/objects/serializers/ClientInitSerializer.java

...ssel/objects/serializers/ClientLoginRejectSerializer.java

...libquassel/objects/serializers/ClientLoginSerializer.java

...bquassel/objects/serializers/CoreSetupDataSerializer.java

...uassel/objects/serializers/CoreSetupRejectSerializer.java

...bquassel/objects/serializers/NetworkServerSerializer.java

...libquassel/objects/serializers/SessionInitSerializer.java

.../libquassel/objects/serializers/SetupDataInitializer.java

...quassel/objects/serializers/StorageBackendSerializer.java