add setting for Web Player to show or hide chapters by default
remove old trouble-inducing migrations
open graph: exclude non-audio assets

fixes #102
fix template shortcode generation
move wiki contents into README.md
add debug output if "file not found"
update web player
version bump
update link to github issues (new repo)
improve faq
typo
bump version number
fix missing-feeds-notification and link

fixes #2
enforce trailing slash at the end media file base url

fixes #3
double quote escaping for Web Player title, subtitle and summary
fix default video file types
scnr :panda_face:
play nice: move remote js to local dir
fix huge download-select-font
warn user if curl_exec is unavailable