adding skeleton of autofill functions

fix configuration for javascript autofill

adding js to replace diacritic char in js

fix screenshots url

better readme

adding screenshots

replace brackets by quotes in logs

fix typo in log

adding a redirected to the originaly requested page on login ...

user not authenticated and requesting an url are redirected to
the signin page with the requested page url as the query string (in
base64). It permits to redirect them to the requested page once they
've log in.

better error message for selfmodify if auth disabled

adding unit test on selfmodify

fix html in error template

remove trailing spaces

remove empty line

adding unit test for _parse_params

remove useless test

various fix on ssl/tls + tests ...

* making ssl cert check and cert no check works
* adding a test to check if the cafile does exist
* reenable and fix ssl checks on travis

various fixes in html + unit tests on html

adding html validation in ubit tests

fix missing </span> in login form

fix favicon

adding logo for ldapcherry

adding unit test for ppolicy

fix error if no ppolicy module

implementing ppolicy handling and a simple ppolicy module

implementing a simple ppolicy module

initialize ppolicy module

implementing frontend password policy check

enable error message for not valid/empty fields

adding skeleton for ppolicy check