Made changes so that on click on forums or home tab it will display default tab.
Added option to enable disable add-on.
Added style properties.
Changed behavior of tabs as mentioned in this post https://xenforo.com/community/threads/j-forum-list-tabs.182997/post-1487328
Fixed bugs related to forums that are not under any category.
By default, every category/forum comes under tab id 0.
updated template modifications to make it compatible with 3rd party styles