Simple X11 application launcher.

This project is a complete rewrite of the original thinglaunch by Matt Johnston.

Thingylaunch has been enhanced with the following features:

• XCB backend
• tab-completion
• history navigation, with the UpArrow and DownArrow keys
• bookmarks, activated by Alt+char, loaded from the ~/.thingylaunch.bookmarks file, which consists of lines structured as char command
• command line arguments

   -fg    foreground color
   -bg    background color
   ⁻fo    font foundry
   -ff    font family
   -fw    font weight
   -fs    font slant
   -fwn   font width name
   -fsn   font style name
   -fps   font point size
   -x     window x-coordinate
   -y     window y-coordinate
   -w     window width
   -h     window height