Added global variables for logged in user's avatar#577

bryannielsen merged 1 commit intorelease/7.4.0ExpressionEngine/ExpressionEngine-User-Guide:release/7.4.0from

feature/7.x/logged_in_avatar_filenameExpressionEngine/ExpressionEngine-User-Guide:feature/7.x/logged_in_avatar_filenameCopy head branch name to clipboard