Added file copying/moving/deleting

Also added sd failure messages

This probably needs a lot of cleanup

source/main.c

@@ -29,6 +29,7 @@
 #include "utils/util.h"
 #include "utils/btn.h"
 #include "meme/main.h"
+#include "meme/utils.h"
 
 #include "keys/keys.h"
 
@@ -152,6 +153,7 @@ extern void pivot_stack(u32 stack_top);
 
 void ipl_main()
 {
+    bool sd_mounted = false;
     config_hw();
     pivot_stack(IPL_STACK_TOP);
     heap_init(IPL_HEAP_START);
@@ -162,7 +164,8 @@ void ipl_main()
     gfx_con_init();
     display_backlight_pwm_init();
 
-    sd_mount();
-    meme_main();
+    
+    sd_mounted = sd_mount();
+    meme_main(sd_mounted);
     sd_unmount();
 }