fix(popupdoc): Fix typo s/htmlspeciialchars/htmlspecialchars/ (refs #4914)
Merge pull request #1263 from eguaj/3.2-A4914

fix(popupdoc): Fix typo s/htmlspeciialchars/htmlspecialchars/ (fixes #4914)
fix(ihm): use new ckEditor for IE >=8 (refs #4907)