core: fix for forced host/protocol redirects by mod_ssl
[status-site] Added feedback notices to the site stop/start/restart/flush buttons
core: fix return value of protocol redirect.
core: allow an included file to use extends/overrules within the scope of the included file.
mod_survey: fix for yes/no and true/false questions with immediate submit.
Module indexing optimizations.
Prevent the usage of filename:join, we can assume filenames are ok, because they come from the system. This prevents a lot of garbage being generated.
doc: Add `build:` tag to list of prefixes.
doc: Add `translations:` tag to list of prefixes.
doc: rename `translations:` to `translation:`.
mod_base: Modal html title in z.dialog

Modal title was rendered as text element.
The problem was that htmlentities wasn't parsed at all:
i.e. &eacute; -> &eacute; instead of é
core: Keep file extension when it is allowed for the file's mime type

This fixes a bug where an .mp3 file was renamed to .m2a on upload,
because mimetypes returns multiple extensions for the mime type
audio/mpeg. Instead of taking the first extension found, it checks
whether the original filename has already an extension that is
allowed.
Update controller_static_pages documentation
Merge pull request #507 from yoonka/static-pages-update

doc: Update controller_static_pages documentation
mod_base: fixes a crash with is_a filter when input is rsc_alist and unknown cat
mod_admin: Add button to run schema install from the site's module again

This is a very handy button when changing the datamodel of a site
frequently while developing the site. It runs
SiteModule:manage_schema(install, Context) site callback function, to
install the site's default data.
core: Use lockfree os:timestamp() instead of erlang:now()
Beginning of stats collection
core: z_stats now acts as a webmachine logger
core: use the metadata in the logdata