Started work on checks

app/imports/parser/roll.js

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+export default function roll(number, diceSize){
+  let values = [];
+  let randomSrc = DDP.randomStream('diceRoller');
+  for (let i = 0; i < number; i++){
+    let roll = ~~(randomSrc.fraction() * diceSize) + 1
+    values.push(roll);
+  }
+  return values;
+}