- Add a main entry point for the jasmine-core npm

- jasmine-core can now self test with the jasmine-npm
- Add node examples files
- Add node_boot.js for node environment
- Move jasmine-core npm packaging to .npmignore
- removing src_dir and src_files from jasmine.json b/c jasmine-npm does not support requiring source files automatically.

grunt/tasks/spec.js

@@ -1,11 +0,0 @@
-var shell = require('shelljs');
-var grunt = require('grunt');
-
-module.exports = {
-  execSpecsInNode: function() {
-    var exit_code = shell.exec("node spec/node_suite.js --color=true").code;
-    if (exit_code !== 0) {
-      grunt.fail.fatal("Specs Failed", exit_code);
-    }
-  }
-};