Split code into modules and add gulpfile

gulpfile.js

@@ -0,0 +1,23 @@
+var gulp = require("gulp");
+var ts = require("gulp-typescript");
+var tslint = require("gulp-tslint");
+var jasmine = require("gulp-jasmine");
+var tsProject = ts.createProject("tsconfig.json");
+
+gulp.task("build", function() {
+    return tsProject.src()
+        .pipe(tsProject())
+        .js.pipe(gulp.dest("dist"));
+});
+
+gulp.task('test', ['build'], function() {
+    return gulp.src("dist/*.spec.js").pipe(jasmine());
+});
+
+gulp.task('tslint', function() {
+    return tsProject.src()
+        .pipe(tslint({"formatter": "verbose"}))
+        .pipe(tslint.report());
+});
+
+gulp.task('default', ['tslint', 'build', 'test'])