Preserve file metadata (esp. timestamps) when copy static files to output folder.
Merge pull request #1122 from calfzhou/copy_path

Preserve file metadata (esp. timestamps) when copy static files to output folder.
Add doc about use of metadata per article in custom templates
Merge pull request #1150 from madewulf/master

Add doc about use of metadata per article in custom templates
Various fixes to theme documentation
Log a warning when the HTML reader encounters a nonconformant meta tag

Instead of throwing an exception and skipping the HTML file, log a
warning with a message which makes it more obvious as to what happened.
Merge pull request #1151 from malept/html-reader-non-conforming-meta-tags

Log a warning when the HTML reader encounters a nonconformant meta tag
Added a new ''modified:' metadata tag to be able to specify the
publication time and date and the last modified time and date
independently.

This makes it possible to access the last updated date with {{ article.locale_modified }} in templates.
Additionally, an already delivered feed entry can be corrected by changing the modified date and time, as it is used for atom:update
/ rss pubDate field now.