20160805t1712 (aev): added sample contents to the 3 vCard translations (default, English, Dutch).
20160729t1836 (aev): updated the default css in the deployment package; 
  publizjr.php: added a <header> element grouping the <h1> and the subsequent .printOnly text, added the directive width=device-width to the viewport meta, removed the must-revalidate directive from the cache header, added strict_types declaration for PHP7 type checking; 
  PublizjrPage.interface.php: added strict_types declaration for PHP7 type checking, added return types on non-void functions.
20160616t0825 (aev) PublizjrPage.class.php: changed addPageLinks() and addNavMenu(): added check that link array length equals 2. This avoids an issue where empty lines in the links files would generate an error in the output. 
20151129t2049 (aev) translations: changed socialsharing and pagecomments to improve compliance with WCAG a11y and update G+ icon.
20151129t2039 (aev) PublizjrPage.class.php: changed addPageLinks(): surrounded output in a nav element.
20150716t2224 (aev) detectlang.php: refactored and reformatted. No functional changes.
20150715t1630 (aev) PublizjrPage.class.php: corrected addPageBody(): it called readBody() with a superfluous argument.
20150715t1621 (aev) PublizjrPage.abstract.php: corrected @param to phpdoc of __get(), added @return to phpdoc of __get().
20150715t1613 (aev) PublizjrPage.class.php: corrected @param to phpdoc of class-importing require_once(), corrected @param to phpdoc of __get(), added @return to phpdoc of __get().
20150715t1558 (aev) publizjr.php: minor indentation changes.
20150602t1130 (aev) Released Publizjr 2.