Fix forgot password redirection to /signin

Fix error on too short of old password when changing password.

Update "Developer" links to point to our MDN root

Rather than going straight to the quick setup, we should link to somewhere that
gives a little more context.

* to page_helpers.emailSent, add a new input paramter - pollFuncName.  The poll functions are unique for each type of email sent.

* Generalize and cleanup unit tests

add access-control-allow-origin to all static resources (excluding views...

tests pass, fonts look good.  I can see the access-control-allow-origin on requested static resources.

r+

add access-control-allow-origin to all static resources (excluding views), to allow fonts to be requested cross domain.  fixes a regression introduced during the merge of router, for issue #1973

returnTo, siteName, and siteLogo only should work with the observer API.

move metrics to router: avoids headers not being forwarded and caching -...

not BrowserID, but Persona

Manually tested, tests still run.

r+

Remove extraneous params in load_gen requests

Instead of hard coding 8 and 80, use named constants.

* This is still not pretty, but it is a safe for hotfix into staging. This makes the unsupported dialog and cookies disabled screens look equivalent to the current prod.

cherry picked from the stage hotfix - 977706bc288660a5b40c5ea58001fc9bba4fda90

Add instructions on hacking things directly in code/

I just tested this sequence on an instance.  Works beautifully.

r+

Add a link to the repo and current source in the top level of each served up HTML resource.

close #1655

Update unit test module names to match directory structure.

close #1986

Allow assertions issued by person to be used to authenticate.  This make...

Allow assertions issued by person to be used to authenticate.  This makes it possible for "proxy idps" to work without the implementation details leaking out into others verifier implementations.

Conflicts:
	resources/views/layout.ejs

Remove en-US from the SUMO link

Before authenticating, check password length.

localize main site

<%- is an alias for <%=.

Update one unit test so all frontend tests pass.

Add new authentication related KPIs for @nmalkin

close #1825

adorn confirmations on main site (like 'd00d, sure you wanna cancel') with gettext() for proper extraction and substition