[Args] Accept args for draw scale and new chip8 behaviour

src/args.rs

@@ -4,5 +4,9 @@ use clap::Parser;
 #[command(version,about,author)]
 pub struct Porcel8ProgramArgs {
     #[arg(short,long,help = "Filename of ROM to load.")]
-    pub filename:Option<String>
+    pub filename:Option<String>,
+    #[arg(short,long,help = "Draw scale of window",default_value_t=8f32)]
+    pub draw_scale: f32,
+    #[arg(short,long,help = "Emulate new behaviour of instructions (As seen in Chip-48 and SuperChip8)",default_value_t=true)]
+    pub new_chip8_behaviour: bool
 }