Added access check to the print_insert_link function

Proper fix to the book_node_visitor_html_pre which was incorrectly committed with 'print' instead of 'view'

Fix #192855: If relative links start with '/' just append them to the server name (commit to 5.x-3.x-dev)

Added (partial) Italian translation. Thanks ccattaneo74!

Enable choice of method to open the new window via radio boxes (now possible to select a Javascript XHTML Strict compliant method)

Updated Norwegian and Hungarian translation. Thanks stenjo and hinger!

Fixed settings description bug in the URL list still describing the old link deactivation feature.

Update print.pot to current version (and the fr, de, hu and no .po files)

Fix problem with printing pages if printing comments is enabled, but the comments module is disabled.
Move the print/ path to a constant for easier modification of this hard-coded setting.

Configure the display of the link for non-node types.
Prevent display of the link in book types.

Finish comment printing functions (configuration settings and print all comments with node contents capability). Solve #135089
Add print_insert_link function for use by content writers to position link anywhere in the content. Solves #186216 and (maybe) #180975
Support templates for specific content types and location of templates in both tthe theme directory (checked first) and the module directory. Solves #181458 and #171172