Added Catalan Translation.
CWebApplication::$controllerMap property: PHPDoc typo.
Merge pull request #2182 from resurtm/CWebApplication-controllerMap-typo

CWebApplication::$controllerMap property: PHPDoc typo.
[ci skip]
Vendors: phlymail's Net_IDNA was replaced by PEAR Net_IDNA2.
UPGRADE refinement.
Merge pull request #2178 from ArnauAregall/aaregall-catalan-translation

Catalan Translation
Merge pull request #2183 from resurtm/Net_IDNA2

Vendors: phlymail's Net_IDNA was replaced by PEAR Net_IDNA2.
Upgraded HTMLPurifier to v4.5.0