Projects
Autosave
Cmdline flags
Allow hiding warnings
Gutter line numbers
Open file to preview input
Diff
Optional whitespace cleanup
Preview hide all but regex matching readings ( see http://wiki.apertium.org/wiki/File:Cg.el.hiding.screenshot.png )

Known Bugs
	Environment may not be set properly via sh -c
	Syntax highlight doesn’t update errors
	Search highlight doesn’t update on all kinds of scrolling
