Merge pull request #68 from TestArmada/fix-acorn-semver

Fix acorn crash due to acorn not using semver properly

Author: Maciek416

package.json

@@ -29,7 +29,7 @@
     "test": "./bin/magellan"
   },
   "dependencies": {
-    "acorn": "^2.1.0",
+    "acorn": "2.1.0",
     "async": "^0.9.0",
     "cli-color": "^0.3.2",
     "cli-table": "^0.3.1",