chore(build): ng2 style guide applied,

- build process updated
- systemjs bundler added

BREAKING CHANGES:
- directives and selectors renamed to ng2FileSelect and ng2FileDrop

.npmignore

@@ -1,13 +1,24 @@
 .idea
-demo
-build
 gulp-tasks
 logs
 
-tsd.d.ts
+# typings
 typings
 
-/node_modules
+# testing
+karma.conf.js
+test.bundle.js
+coverage
 
+# demo build
+demo
+demo-build
 webpack.config.js
 
+#typescript sources
+*.ts
+*.js.map
+!*.d.ts
+/components/**/*.ts
+!/components/**/*.d.ts
+