adjust project visible notification
Merge branch 'production'
images on e-mail now are adjusted on template #changelog [Fix #46923579]

Because we forgot to add 'px' on max-width :p
Merge branch 'production'
fix spec
Merge branch 'master' into channels
changed the subscribe approach to use normal requests instead of AJAX, as it makes the handling of exceptions easier considering the current javascript implementation in Catarse. Still a work in progress