3.5.8

New features

[529805c][88228d6] Allow to add a "Remember me" checkbox on login page (@jmsche)
[8e63209][25bd4ed][6f1b2cc] Allow to ada a "Forgot password?" link on login page (@Oipnet)
[40cf1e0] Allow to configure HTML attributes in filter labels (@javiereguiluz)

Bug fixes

[1b59b87] Fix the usage of a CSS var (@wizhippo)
[adfb7c0] Fix unexpected CSS classes in form theme (@t-richard)
[e29112b] Fix content resizer handler height (@jmsche)
[af150c6] Fix a design issue related to z-index (@a-r-m-i-n)
[540f886] Fix design of right aligned form fields with validation errors (@javiereguiluz)