release 0.3.0

Author: lauren mccarthy

package.json

@@ -4,7 +4,7 @@
     "type": "git",
     "url": "https://github.com/lmccart/p5.js.git"
   },
-  "version": "0.2.23",
+  "version": "0.3.0",
   "devDependencies": {
     "almond": "~0.2.7",
     "amdclean": "~0.3.3",