Allow has_post_format() to be used to check for any format.

Calling has_post_format() with an empty list of $format will check if the
provided post has any associated format at all.

Props obenland, DrewAPicture, nacin. Fixes #24906.

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git-svn-id: http://core.svn.wordpress.org/trunk@26251 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Twenty Fourteen: avoid Featured Content thumbnail overflow, props binarymoon. Fixes #26190.

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git-svn-id: http://core.svn.wordpress.org/trunk@26252 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Allow customisation of theme mod defaults via custom-background theme support.

Give the power to theme authors to select defaults when registering
custom-background support.

Props obenland. Fixes #20816.

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git-svn-id: http://core.svn.wordpress.org/trunk@26253 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Add echo arguments to wp_list_comments() and Walker_Comment, allowing non-echo usage.

props mikelittle.
fixes #10948.

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git-svn-id: http://core.svn.wordpress.org/trunk@26254 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Replace link to Codex with link to new Make page. Fixes #25806 props siobhyb.

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git-svn-id: http://core.svn.wordpress.org/trunk@26255 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Twenty Fourteen: remove redundant gettext call, props defries. See #25946.
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git-svn-id: http://core.svn.wordpress.org/trunk@26256 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Twenty Fourteen: fix case where edit link goes to the top of content when only one left-aligned element exists. Props iamtakashi, fixes #26201.
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git-svn-id: http://core.svn.wordpress.org/trunk@26257 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Twenty Fourteen: fix inconsistency with search-box padding. Props thomasguillot, fixes #26204.
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git-svn-id: http://core.svn.wordpress.org/trunk@26258 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Deprecate the second argument for wp_notify_postauthor because it is unecessary. Fixes  #17862 props scribu and wonderboymusic.

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git-svn-id: http://core.svn.wordpress.org/trunk@26259 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Improve the description of the Network Admin Email option to better describe what the address will be used for. Fixes #23569 props hanni, iandunn, kovshenin.

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git-svn-id: http://core.svn.wordpress.org/trunk@26260 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Twenty Fourteen: update theme description to be less instructional and more promotional. Pushing the how-to to the Codex and other documentation. Props siobhan, see #25837.
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git-svn-id: http://core.svn.wordpress.org/trunk@26261 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Twenty Fourteen: update Customizer inline help text. Props siobhan, see #25837.
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git-svn-id: http://core.svn.wordpress.org/trunk@26262 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Wrap the settings in the main Network Admin settings page in the expected paragraph tags so that the css applies correctly and the layout doesn't look off. Fixes #26211 props hanni.

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git-svn-id: http://core.svn.wordpress.org/trunk@26263 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Twenty Fourteen: fix overlap issue when aligning consecutive images in the same direction. Props koki4a and janhenckens, fixes #26194.
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git-svn-id: http://core.svn.wordpress.org/trunk@26264 1a063a9b-81f0-0310-95a4-ce76da25c4cd