Add Bootstrap framework files (version 3.2.0)
Add jquery (version 1.11.1) files
Update header and footer template with Bootstrap and JQuery files
Update html code in header.tpl for Bootstrap
Move default.css to application/assets/css folder
Update body element in default.css file
Remove useless header.css file
Remove useless table.css file
Move Javascript include in header to fix images loading problem
Convert html code of Dashboard template (now Bootstrap compatible)
Highlight <Last period job status> values
Convert html code of Test page template to Bootstrap classes
Convert html code of Jobs report template to Bootstrap classes
Fix html code (missing alt attribute for image) in Jobs report template
Fix problem in Jobs report page with Bacula job name containing space

- If Bacula job name contain space, the html code isn't clean regarding W3C standard.
  Encoded url with 'escape' Smarty variable modifier
Convert html code of Pools and volumes report template to Bootstrap classes
Convert html code of Job logs report template to Bootstrap classes
Change minimum height CSS attribute for body in default.css
Convert html code of Backup job report template to Bootstrap classes
Update html comment in Test page template