(Bug 5028) Allow a beta feature to be switched on sitewide

Basically take it out of beta with a config change, not a code change.
(Bug 2560) Replace the nouserpic image with a matching padlock on SSL

Icon modified for Dreamwidth by <user name="ninetydegrees">, based on
http://thenounproject.com/noun/lock/#icon-No9489
Merge pull request #363 from afuna/ssl-userpic-bug2560

(Bug 2560) Replace the nouserpic image with a matching padlock on SSL
(Bug 4923) Remove obsolete JS. Remove jQuery beta checks

Not all non-jquery JS files have been removed; some of them are still
being on site-skinned pages elsewhere. Still, this is a start.
Merge pull request #364 from afuna/remove-obsolete-journaljs-bug4923

(Bug 4923) Remove obsolete JS. Remove jQuery beta checks
Merge pull request #362 from afuna/beta-transition-bug5028

(Bug 5028) Allow a beta feature to be switched on sitewide
(Bug 2150) Initial patch by 90d
(Bug 3150) Fix layout credit for custom layers

Custom layers with a system base will print
the theme and base name and link the base
category. Custom theme and base layer combos
will list name but not link. Custom base layers
only with use the notheme string from the
translation system and not link.
(Bug 2150) Initialize $layouturl
Bug 4253 - Show deletion reason in contextual hover menu
http://bugs.dwscoalition.org/show_bug.cgi?id=4253
-- What it says on the tin.
(Bug 2150) Remove spaces from variables and hardcode
(Bug 2150) Move spaces outside spans
http://bugs.dwscoalition.org/show_bug.cgi?id=4565
Made sure the text string renders when you enter too many keywords, instead of the raw Perl error.
Also fixed a typo in the text string.
(Bug5040) Only display subscription module manage link for journal owner
Merge pull request #369 from momijizukamori/Bug2150/LayoutCredit

Adds layout and theme name to the credit module, and links the layout category if it's a system layout.
Merge pull request #372 from ninetyd/bug4253/popup_more_for_deleted

Bug 4253 - Show deletion reason in contextual hover menu
Merge pull request #373 from lucymclaughlin/4565-better-keyword-error

http://bugs.dwscoalition.org/show_bug.cgi?id=4565
Merge pull request #376 from foxfirefey/Bug5040/subfiltermodule

(Bug5040) Only display subscription module manage link for journal owner