fix path for css/js generated files - handle symlinks
rm textsAsAuthor and textsAsTranslator relations by Person
rm check for 'skin' parameter in Controller::getStylesheet
fix content-length header in legacy feed page
add page without cover
add statistical data depend on iss17
Merge branch 'iss17' of https://github.com/hristonev/chitanka
some cleaning
[entity] fix fetching of text translators
[legacy] increase negative time to 1 day by 'deleting' cookies
clear trailing whitespaces
add a link to FAQ on feedback form
catch Swift_RfcComplianceException in Notifier service