[TASK] Updates prototype and scriptaculous, fixing IE9+ issues

Upgrades prototype from 1.6.0.3 to 1.7.1 and scriptaculous
from 1.8.2 to 1.9.0.

Solves the problem with sorting IRRE elements in IE9+, for example.

Resolves: #51768
Releases: 6.2, 6.1, 6.0, 4.7, 4.5
Change-Id: I5ea11b2e926ae0f23d1c6d85a0ff5ba24995eebb
Reviewed-on: https://review.typo3.org/29471
Reviewed-by: Markus Klein
Tested-by: Markus Klein