Job-apply first pre-release

Changes

• Template for the cover letter.
• Configs in xml format to generate the cover letter.
• Possibility of specifying shared configs for all the applications.
• Basic bash command with dynamic autocompletion
• Features
  • Creation of application directories.
  • Opening the config of a specific application in vim.
  • Getting the list of firms and the lists of applications of the specified firm.
  • Building the tex file then the pdf file and opening the pdf file.
  • Preview the pdf without rebuilding.
  • Access the dir of the application by specify the name of the firm and the application