Moved stderr debug info into stdout

Things that needed to be printed to stdout were being printed to stderr. This was moved so only errs are printed to stderr.

bus.c

@@ -171,7 +171,7 @@ int main(int argc, char * argv[]){
             debug_print_instruction(cpu, busRead8(cpu->PC));
             printRegisters(cpu);
             printCpu(cpu);      
-            fprintf(stderr, "\n\n----\n%i\n-----", iterations);
+            printf("\n\n----\n%i\n-----", iterations);
         #endif
         
         if(activateCpuNmiBool){

cartridge.c

@@ -10,7 +10,11 @@ word not_handling_this = 0x100; //0xFF + 1
 void loadRomfileHeader(FILE * romfile){
     byte verificationToken[3] = "NES";
     for(byte i = 0; i < 3; i++)
-        if(verificationToken[i] != getc(romfile)) return;
+        if(verificationToken[i] != getc(romfile)){
+            fprintf(stderr, "ERR: This is not a NES Rom!!!\n");
+            exit(EXIT_FAILURE);
+            return;
+        }
     getc(romfile); //get over the DOS EOF byte
     Header.PRG_BANKS = getc(romfile);
     Header.CHR_BANKS = getc(romfile);
@@ -22,7 +26,7 @@ void loadRomfileHeader(FILE * romfile){
 
 void initBanks(char name[]){
     FILE * romfile;
-    romfile = fopen(name, "r");
+    romfile = fopen(name, "rb");
 
     #ifdef DEBUG
         if(romfile == NULL){