apache: fix configuration generator
BibSched: create "run" directory
travis: test apache configuration

Signed-off-by: Jiri Kuncar <jiri.kuncar@cern.ch>
comments: Bootstrap3 fixes

Signed-off-by: Adrian-Tudor Panescu <adrian.tudor.panescu@cern.ch>
comments: notes and PDF preview features

Signed-off-by: Adrian-Tudor Panescu <adrian.tudor.panescu@cern.ch>
bootstrap3 WIP