Add Number and Vector to grammar

src/fart.propane

@@ -1,18 +1,27 @@
 tree;
 
+drop /\s+/;
+
+token comma /,/;
+token gt />/;
 token height;
-token lcurly;
+token lcurly /\{/;
+token lt /</;
 token options;
-token rcurly;
+token rcurly /\}/;
 token scene;
 token width;
 
 token uint /\d+/;
+token number /-?\d+(\.\d+)?/;
 
 Start -> Options? Scene;
 
 Height -> height uint;
 
+Number -> uint;
+Number -> number;
+
 Options -> options lcurly OptionsItems rcurly;
 
 OptionsItems -> ;
@@ -25,4 +34,7 @@ Scene -> scene lcurly SceneItems rcurly;
 
 SceneItems -> ;
 
+Vector -> lt Number comma Number comma Number gt;
+Vector -> lt Number comma Number comma Number comma Number gt;
+
 Width -> width uint;