Fix some typos in comments

source/entity_torch.js

@@ -10,8 +10,8 @@ class entity_torch_t extends entity_t {
 		this.p.z -= 16;
 		this._light_pos = this.p;
 
-		// Find which wall we're on; move to the torch model towards the wall
+		// Find which wall we're on; move the torch model towards the wall and 
-		// and the light position outwards
+		// the light position outwards
 		for (let trace_dir of [vec3(-32,0,0), vec3(32,0,0), vec3(0,0,-32), vec3(0,0,32)]) {
 			let trace_end = vec3_add(this.p, trace_dir);
 			if (map_trace(this.p, vec3_add(this.p, trace_dir))) {

source/input.js

@@ -10,8 +10,8 @@
 let keymap = {
 		W: 1, p: 1, // Key[W] or ArrowU[p]
 		A: 2, e: 2, // Key[A] or ArrowL[e]ft
-		S: 3, o: 3, // Key[S] or ArrowR[i]ght
+		S: 3, o: 3, // Key[S] or ArrowR[o]ght
-		D: 4, i: 4, // Key[D] or ArrowD[o]wn
+		D: 4, i: 4, // Key[D] or ArrowD[i]wn
 		Q: 5,       // Key[Q]
 		E: 6,       // Key[E]
 		c: 9,       // KeySpa[c]e

source/map.js

@@ -46,7 +46,7 @@ map_load_container = async (path) => {
 		for (let j = 0; j < b.length;) {
 
 			// First value is either the x coordinate or a texture change
-			// sentinel value (255) followed by the texture coordinate
+			// sentinel value (255) followed by the texture index
 			if (b[j] == 255) {
 				j++;
 				t = b[j++];