Fixing PHP error, per #34.
Adjusting templates and changing version numbers to 2.8.2
Updating language
Changing paths in po file.
Correcting Theme name in style.css
Fixing issue #36.
Advancing version number to 2.8.3
Updating readme.txt
Correcting typo in theme author url
Fixing comic navigation issues when using Group By Category option.
Updating version number.
Merge branch 'master' into 2.9

Conflicts:
	README.md
	includes/functions.php
	lang/mangapress-es_ES.mo
	lang/mangapress-es_ES.po
	mangapress.php
	readme.txt
	themes/mp-twentyeleven/style.css
	themes/mp-twentyfourteen/style.css
	themes/mp-twentythirteen/style.css
	themes/mp-twentytwelve/style.css