Added a post about dropdown issues in Angular.JS

Under forms, added the article:

Common Problems (And Solutions) When Using Select Elements With Angular.JS

http://gurustop.net/blog/2014/01/28/common-problems-and-solutions-when-using-select-elements-with-angular-js-ng-options-initial-selection/
Translated the texts for links to Simplified Chinese
Added Angular with CakePHP tutorial
Added Part 1 from Trifork on Directives

Presumably there'll be more parts, so even though only 1 is available now, I put it under multi-part articles.
Merge pull request #135 from tedyoung/patch-3

Added Part 1 from Trifork on Directives
Merge pull request #129 from Meligy/patch-1

Added a post about dropdown issues in Angular.JS
Merge pull request #132 from newjs/zhdoc

Translated the texts for links to Simplified Chinese
Merge pull request #134 from kevinsearle/master

Added Angular with CakePHP tutorial
Update README.md

Added:
* [Getting Started With Protractor And Page Objects For AngularJS E2E Testing] (http://gaslight.co/blog/getting-started-with-protractor-and-page-objects-for-angularjs-e2e-testing)
* [Canceling $http Requests in AngularJS] (http://odetocode.com/blogs/scott/archive/2014/04/24/canceling-http-requests-in-angularjs.aspx)
Update README.md

Added: 
* [AngularJS: Factory vs Service vs Provider] (http://tylermcginnis.com/angularjs-factory-vs-service-vs-provider/)
Remove duplicated..

Remove duplicated content on "Lessons Learned" section
Merge pull request #136 from weblancaster/patch-1

Remove duplicated..
Update README.md

Added: 
* [The state of angularjs controllers] (http://jonathancreamer.com/the-state-of-angularjs-controllers/)
Update README.md

Added: 
* [How to use ngMessages in AngularJS] (http://www.yearofmoo.com/2014/05/how-to-use-ngmessages-in-angularjs.html)
Update README.md
Merge pull request #139 from pyprism/patch-1

Update README.md
Update README.md

manually added new link from @xwlee
Update README.md

Added:
* [Creating Asynchronous Alerts, Prompts, And Confirms In AngularJS] (http://www.bennadel.com/blog/2632-creating-asynchronous-alerts-prompts-and-confirms-in-angularjs.htm)
*[Part 14: End To End Tests](http://lostechies.com/gabrielschenker/2014/04/18/angular-jspart-14-end-to-end-tests/), [Part 15: End To End Tests & Mocking](http://lostechies.com/gabrielschenker/2014/04/21/angularjspart-15-end-to-end-tests-and-mocking/), [Part 16: Forms](http://lostechies.com/gabrielschenker/2014/05/13/angularjspart-16-forms/)
* [Using Resolve In AngularJS Routes] (http://odetocode.com/blogs/scott/archive/2014/05/20/using-resolve-in-angularjs-routes.aspx)
Update ES-ES.md

Añadidos enlaces de http://chuwiki.chuidiang.org/index.php?title=Categor%C3%ADa:AngularJS
ES-ES: Fixed some typos and accutes

Fixed some typos to improve legibility.