Began work on rewriting parser without object orientation

Parsing is expensive, if the parse tree can be stored on the DB it can 
save a lot of compute time, but mongo can't store Classes, so we 
re-write without classes

app/imports/parser/parser.test.js

@@ -0,0 +1,11 @@
+import { parse } from './parser';
+import { assert } from 'chai';
+
+describe('Parser', function(){
+  it('parses valid text without error', function(){
+    assert.typeOf(parse('1'), 'object');
+  });
+  it('parses various operations', function(){
+    assert.typeOf(parse('1 + 2 * 3 / 4 * 1d8'), 'object');
+  });
+});