add new file to enable dark mode in gtk applications

add sfeed alias

add markdown preview plugin

configure gtk-3 to prefer darkmode

add .md file to trim white space

Add .SlackBuild to remove whitespace automatically

change bash prompt

update the font size

Add .Xresources

update git url

set guifont for gvim and the mouse for aerc

fix typo

fix efcitx env

Add license

Add .txt option

Update stackoverflow link

fix the trailing whitespace

keep bashrc comment more simple and clean

Add aliases and add some section

Update with themes url info