Removed unused parser code

app/imports/parser/compileFunctions/index.js

@@ -1,7 +0,0 @@
-// All of the compile functions are provided for use in compiling parse trees
-// Every compile function takes in ParseNodes as arguements and returns a single
-// ConstantNode as a result
-
-const compileFunctions = {};
-
-export compileFunctions;

app/imports/parser/compileFunctions/sum.js

@@ -1,15 +0,0 @@
-export default function sum(inputNode) {
-  let node = inputNode.roll();
-	if (node.type === 'numberArray'){
-		let total = node.value.reduce((total, num) => total + num, 0);
-		return new ConstantNode({type: 'number', value: total});
-	} else {
-		let errors = node.errors || [];
-		errors.push(`Could not sum ${node.value}`);
-		return new ConstantNode({
-			type: 'uncompiledNode',
-			value: node.value,
-			errors,
-		});
-	}
-}