Logo rework (#1232)

!Allows for new logo format that supports animation!
Also moves logos out of repo into their own repo for ease of management.


Changes:
* Remove deprecated logos
* Draft new Bootloader decoder
* Use new logo handler
* Simplify logo code further
* Fix time bug on static images
* Fix exit at end of animation
* Docs
* Interframe delay in 5ms increments
* Quick pass handling empty updates
* Exit at the end _after_ the frame delay
* One final delay
* Fix for overrun of logo data
* Fixes https://github.com/Ralim/IronOS-Meta/issues/7

source/Core/BSP/MHP30/configuration.h

@@ -156,3 +156,5 @@
 #define NO_SLEEP_MODE
 #endif
 #endif
+
+#define FLASH_LOGOADDR (0x08000000 + (62 * 1024))

source/Core/BSP/MHP30/logo.cpp

@@ -1,25 +0,0 @@
-/*
- * logo.c
- *
- *  Created on: 29 May 2020
- *      Author: Ralim
- */
-
-#include "BSP.h"
-#include "OLED.hpp"
-
-static uint8_t logo_page[1024] __attribute__((section(".logo_page")));
-
-// Logo header signature.
-#define LOGO_HEADER_VALUE 0xF00DAA55
-
-uint8_t showBootLogoIfavailable() {
-  // Do not show logo data if signature is not found.
-  if (LOGO_HEADER_VALUE != *(reinterpret_cast<const uint32_t *>(logo_page))) {
-    return 0;
-  }
-
-  OLED::drawAreaSwapped(0, 0, 96, 16, (uint8_t *)(logo_page + 4));
-  OLED::refresh();
-  return 1;
-}