The nprogress.js library "typo3/contrib/nprogress" is now
fetched via bower and copied to the public JavaScript folder via Grunt.

Resolves: #66072
Releases: master
Change-Id: I956b735291e880740f81db5830f8808503b8ae3b
Reviewed-on: http://review.typo3.org/38275


Reviewed-by: Daniel Sattler <sattler@b13.de>
Tested-by: Daniel Sattler <sattler@b13.de>
Reviewed-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Tested-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Reviewed-by: Benjamin Mack <benni@typo3.org>
Tested-by: Benjamin Mack <benni@typo3.org>