Switch to mocha testing in travis

package.json

@@ -51,7 +51,7 @@
   },
   "main": "index.js",
   "scripts": {
-    "test": "nodeunit test/*_test*"
+    "test": "make test"
   },
   "engines": [
     "node >= 0.6"

test/jugglingdb.test.js

@@ -0,0 +1,7 @@
+var jugglingdb = require('../');
+
+describe('jugglingdb', function() {
+    it('should expose version', function () {
+        jugglingdb.version.should.equal(require('../package.json').version);
+    });
+});

test/jugglingdb_test.js

@@ -1,8 +0,0 @@
-var juggling = require('../index');
-require('./spec_helper').init(module.exports);
-
-it('should expose version', function (test) {
-    console.log('version:', juggling.version);
-    test.ok(juggling.version);
-    test.done();
-});