add assertIsSetup() and use it from OSThread constructor

fixes nasty bug @mc-hamster discovered with plugin order of operations

src/plugins/Plugins.cpp

@@ -0,0 +1,20 @@
+#include "plugins/NodeInfoPlugin.h"
+#include "plugins/PositionPlugin.h"
+#include "plugins/ReplyPlugin.h"
+#include "plugins/RemoteHardwarePlugin.h"
+#include "plugins/TextMessagePlugin.h"
+
+/**
+ * Create plugin instances here.  If you are adding a new plugin, you must 'new' it here (or somewhere else)
+ */
+void setupPlugins() {
+    nodeInfoPlugin = new NodeInfoPlugin();
+    positionPlugin = new PositionPlugin();
+    textMessagePlugin = new TextMessagePlugin();
+
+    // Note: if the rest of meshtastic doesn't need to explicitly use your plugin, you do not need to assign the instance
+    // to a global variable.
+
+    new RemoteHardwarePlugin();
+    new ReplyPlugin();
+}