Major UI Update

- Bug fixes 
- Jack doesn't show as plugged in if no jack detection is configured 
- New layout
- Updated jQuery to latest version
- Updated bootstrap to latest version
- Updated the command processing backend to support UI interactions
- Added a number of accessors to normalize read/update various configuration entries 
- Added more GPIOs to the status tab GPIO list
- Added several configuration sections for hardware and system
- Removed pop-over windows from system messages
- Added a message count pill to the status tab
- Added support for message count pill based on the highest severity 
- Updated the message list table to set colours based on messages severity
- Added command processing message area close to the action buttons to provide feedback from running the commands

components/tools/platform_esp32.h

@@ -22,11 +22,12 @@
 #pragma once
 
 #include "esp_pthread.h"
+#include "esp_log.h"
 #ifndef SQUEEZELITE_ESP32_RELEASE_URL
 #define SQUEEZELITE_ESP32_RELEASE_URL "https://github.com/sle118/squeezelite-esp32/releases"
 #endif
 extern bool is_recovery_running;
-extern void run_command(char * line);
+extern esp_err_t run_command(char * line);
 extern  bool wait_for_wifi();
 extern void console_start();
 extern pthread_cond_t wifi_connect_suspend_cond;

components/tools/trace.h

@@ -33,6 +33,3 @@ extern const char * str_or_null(const char * str);
 #ifndef CASE_TO_STR
 #define CASE_TO_STR(x) case x: return STR(x); break;
 #endif
-#define START_FREE_MEM_CHECK(a) size_t a=heap_caps_get_free_size(MALLOC_CAP_INTERNAL);
-#define CHECK_RESET_FREE_MEM_CHECK(a,b) ESP_LOGV(__FUNCTION__ ,b "Mem used: %i",a-heap_caps_get_free_size(MALLOC_CAP_INTERNAL)); a=heap_caps_get_free_size(MALLOC_CAP_INTERNAL)
-