Use a secure logged_in_cookie when the home URL is forced HTTPS (see #27954).

see #15330.

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Update the `$secure_logged_in_cookie` variable in the 'secure_logged_in_cookie' hook docs following [28627].

See #15330.

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Remove some dead variable assignments.

See #27882.


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git-svn-id: http://core.svn.wordpress.org/trunk@28449 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Twenty Fourteen: adjust spacing for site description (tagline) to avoid cutting off accented characters. Props SergeyBiryukov, iamtakashi. Fixes #28397.
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Remove unnecessary "not used" notation for filter parameters in wp-admin/includes/media.php.

Also add `@param` and `@return` descriptions.

See #28408.

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git-svn-id: http://core.svn.wordpress.org/trunk@28451 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Cleanup for `switch` statements:
* Move `default` to the bottom in `WP_Theme_Install_List_Table`
* `switch/endswitch` syntax is not supported in Hack. Switch to `switch (...) {  .... }` syntax. (A few template-type instances linger).

Fixes #28409.
See #27881.


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Move `default` to the bottom in `_wp_mysql_week()`.

See #28409.

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`wp_xmlrpc_server::wp_getPage()` should `return new IXR_Error(` instead of `return(new IXR_Error(`. One of the few places that is unparseable by static analysis.

See #27882.

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Restore `$val` in `WP_Importer::bump_request_timeout()` - even though the parent class and `WP_Import` ignore the parameter, it creates an incompatible interface notice in the plugin.

See [28629].


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Fix an error caused by [28604] in `get_comments_number()` unit tests.

Props SergeyBiryukov.
Fixes #26240.


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Make the image editor less jumpy when opening.

Props eddiemoya, ericlewis.
Fixes #22793.


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In `WP_Image_Editor_GD::_save()`, pass `$compression_level` into the args array for `->make_image()`.

Props MuViMoTV, markoheijnen, SergeyBiryukov, mikemanger, ericlewis.
Fixes #24380.


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Adjacent links in wp_head() should only be generated for posts, not pages.

props alexander.rohmann.
fixes #21658.
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Add paragraph tags to 'Add Existing User' section on 'Add New User' screen in multisite.

props jkudish, topher1kenobe.
fixes #20271.
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Display the site scheme, not the current scheme on Edit Site screen in network admin.

props johnbillion.
fixes #28406.
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git-svn-id: http://core.svn.wordpress.org/trunk@28461 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Avoid stomping of the $plugin variable in activate_plugin().

fixes #28102.
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