version 0.33:
	- improvement: added Usage
	- improvement: changed window behavior so that only the view
	window comes up when called with file or --stdin, and that window
	closes the program when destroyed

version 0.32:
	- bug: removed extraneous g_io_channel_shutdown() call that
	was causing certain systems to segfault

version 0.31:
	- bug: eliminated possible memory leak by adding event for hiding
	  of view windows (the window was not explicitly destroyed before)

version 0.3:
	- improvement: modularized I/O, mostly for me
	- feature: read from stdin
	- feature: read from commandline

	USAGE:
	gcat [--stdin] [filename]

	Neither option is necessary.

version 0.2:
	- bug: textviews are now non-editable
	- bug: last line of text file used to be repeated, now it's not

version 0.1:
	- made it work