rename OTA plugin

src/OtaTcpPlugin.cpp

@@ -14,7 +14,6 @@ struct OtaConfig {
     const char* password;
 };
 
-// TODO rename to OtaTcpPlugin
 class OtaTcpPlugin : public Plugin {
     private:
         OtaConfig config;

src/Sprocket.h

@@ -34,7 +34,6 @@ class Sprocket {
         virtual Sprocket* activate();
         virtual Sprocket* activate(Scheduler*) { return this; }
         virtual Sprocket* activate(Scheduler*, Network*) { return this; }
-        virtual Sprocket* enable() { return this; };
         // TODO bind onMessage to network->onReceive
         //virtual void onMessage(uint32_t from, String &msg) {};
 };