- Moved JavaScript from head tag to the end of the body tag
- Updated default layout
- Added CSS styles and related images
- Updated jobs list and job details pages according to
  `Day 4: The Controller and the View` available at:
  http://symfony.com/legacy/doc/jobeet/1_4/en/04?orm=Doctrine
- Added favicon.ico file
- Added slugify methods for jobs' entity
- Replaced homepage routing with jobs list
- Updated job module routing according to
  `Day 5: The Routing` available at
  http://symfony.com/legacy/doc/jobeet/1_4/en/05?orm=Doctrine