RELOAD terminal command forces modules to reload settings from config (#816)

code/espurna/settings.ino

@@ -269,6 +269,11 @@ void _settingsInitCommands() {
         DEBUG_MSG_P(PSTR("+OK\n"));
     });
 
+    settingsRegisterCommand(F("RELOAD"), [](Embedis* e) {
+        wsReload();
+        DEBUG_MSG_P(PSTR("+OK\n"));
+    });
+
     settingsRegisterCommand(F("RESET"), [](Embedis* e) {
         DEBUG_MSG_P(PSTR("+OK\n"));
         deferredReset(100, CUSTOM_RESET_TERMINAL);

code/espurna/ws.ino

@@ -205,9 +205,7 @@ void _wsParse(AsyncWebSocketClient *client, uint8_t * payload, size_t length) {
         if (save) {
 
             // Callbacks
-            for (unsigned char i = 0; i < _ws_on_after_parse_callbacks.size(); i++) {
-                (_ws_on_after_parse_callbacks[i])();
-            }
+            wsReload();
 
             // This should got to callback as well
             // but first change management has to be in place
@@ -434,6 +432,15 @@ void wsConfigure() {
     #endif
 }
 
+// This method being public makes
+// _ws_on_after_parse_callbacks strange here,
+// it should belong somewhere else.
+void wsReload() {
+    for (unsigned char i = 0; i < _ws_on_after_parse_callbacks.size(); i++) {
+        (_ws_on_after_parse_callbacks[i])();
+    }
+}
+
 void wsSetup() {
     _ws.onEvent(_wsEvent);
     wsConfigure();