Fixes #54, setup xkb on laptop

Functions:
- tar/unzip that remove original file after extraction
- remove directory
- sudo nvim

Vim leader mappings:
- delete entire buffer into system clipboard
- find merge conflicts

dotfiles/zshrc

@@ -102,5 +102,9 @@ export PATH="${PATH}:${HOME}/.local/bin/"
 xset r rate 200 60
 # laptop
 if [ "$(hostname)" = "X1-Carbon" ];
+then
 	xrandr --dpi 125
+	xinput disable "ELAN Touchscreen"
+	# enable horizontal scrolling
+	synclient HorizTwoFingerScroll=1
 fi