Updates, Improvements, and Fixes

* Moved scripts / runner to separate package
    allows future replacement with PS Plugin.
* Fixed issues with Refresh and removed "layer" function.
* Added github documentation via godocdown.
* Reduced number of calls to Panic.
* Updated Tests
* Updated documentation.
* Fixed warnings.
* .gitignore now ignores .test and .out files.

runner/scripts/test.jsx

@@ -0,0 +1,6 @@
+#include lib.js
+var f = newFile(arguments[0]);
+for (var i = 0; i < arguments.length; i++) {
+	f.writeln(arguments[i]);
+}
+f.close();