Content-Security-Policy: replace 'self' by PHP BASE_URI variable
Content-Security-Policy: replace 'self' by PHP BASE_URI variable

This allow to be a little bit more precise in case of use of Movim instance behind a proxy.

Ppjet6/movim,Ppjet6/movim,movim/movim,edhelas/movim,edhelas/movim,edhelas/movim,Ppjet6/movim,edhelas/movim,movim/movim,movim/movim