[tickets issues levantados por nacho]
tickets resueltos:
	-[General][Firefox][IE9] Etiquetas p incorrecto word-break #176
	-[Jobs Page][IE9] Error en direccion lineas punteadas #182
	-[Jobs Page][IE9] Dirección Icono parentesis scroll down #183
	-[General] Cambiar tamaño imagen CraftFoxes #167
	-[Careers Page] fuente y rotacion correcta en los parentesis
	-[Contact Page] Agregar informacion de campos requeridos #172
[Therubyracer]

  - Remove gem and intall Nodejs for local envronment.
Reorder Integration Code

  - Move code to right place for Articles and Tips.
  - Hide seach Articles controls, not implemented yet.
Remove Article Tags

  - Remove act_as_tag_on gems.
  - Remove tags tables.
  - Remove tags list fields from CMS.
  - Remove tags from permited param from Ative Admin for Articles.
  - Remove tags from blog index page and replace this with categories.
  - Remove routes for tags list.
  - Remove acts_as_taggable from the articles model.
  - Remove validations for tags list.
  - Remove tag instance variable from base controle for blog.
  - Fix Spec coverage.
Tips

  - Add link field to Tip model.
  - Add link field to Admin CMS.
  - Add link validation present and format.
  - Add link to tips in index page and articles aside content.
  - Fix tip populate.
  - Spec Coverage.
Merge branch 'blog' into staging