Add NonlinearCircuits.

plugins/nonlinearcircuits

@@ -1 +1 @@
-Subproject commit dc154fd9c179db75f88ea6cfd3000f7a936a7e35
+Subproject commit 2e6bffda1df17188061b0065054b98713102556c

plugins/plugins.cpp

@@ -2939,6 +2939,7 @@ static void initStatic__nonlinearcircuits()
         p->addModel(modelSlothApathy);
         p->addModel(modelSlothInertia);
         p->addModel(modelSlothTorpor);
+        p->addModel(modelSplish);
         p->addModel(modelSquidAxon);
         p->addModel(modelStatues);
         p->addModel(modelTripleSloth);