Merge branch 'release/4.6.0' into develop
removes old dead CacheThread config
fixes c&p error in testcase
adds CakePHP 3.0 bin/ dir to gitignore and PHP 5.6 test to travis
fix timing in test case #305
fix default citation mark in bbcode doc #302
renames table column Smilies.order to Smilies.sort #300
renames table column Entry.category to Entry.categories_id #299
Sets sort order for non-logged-in users to last-answer #304
adds drop shadow to simley-popup in entries/add #303
fixes bullet CSS in bookmark index #298
fixes badges (via plugin) margin #301
fixes category select in posting add form
bumps version string
updates category_id in schema file
Merge branch 'release/4.7.0'