popup version 0.3

Remove geometry, '-g', command-line option. Geometry is now calculated
according to the length of the text.

Add new command-line option '-c' which expects an argument, the
command to execute when a user left clicks on the text.

Left clicking will now close the popup.
Add remember command-line tool
Remove debug stuff
Remove whitespace
Add command-line option to open last screenshot
Update sshot to last popup version
Add width command-line option
Properly initialize fifo popup
Fix width
Update to last popup version
Remove extra line break
Update to last popup version