[FIX] web: backport of 2331b14

Update the cleditor lib from v1.3.0 to v1.4.4 fixing IE11 issue, opw 614826
[FIX] web: more backports for cleditor

Restauring changes removed by the update of the library
bff34f4014aee31aac7412cc38598adbeb8230f0
17a23c60b80474f053997f90d05a94acb8561604
cc23ddd0cec62342d538c17140840f7dda569d0b
5c45aac7ef9df8f2f0d2aeb213813a99dfb2a8c7
Merge branch '7.0' of https://github.com/odoo/odoo into 7.0-linux64