Revert "ECMS-6113: [IE8, 9] Weird encoding of file name with accent characters"

This reverts commit 3bc7b2955154a2b29d61e100a8966e082a1c783b.
ECMS-6096: "Description" field in Metadata has XSS vulnerability for CLV

Fix description:
 - Escape XSS script when rendering to the CLV
ECMS-6168: Download function doesn't preserve the original file name in Chinese

Fix description:
  - Get the file title instead of filename
  - encode the file title
Merge commit 'c86c0a78478716ad5b56a62024b6e294c59e68c2' into HEAD