Fix issue where abnormal exits would cause

problems with tty handling. 

Also change exit code to reflect abnormal exit.

Author: sc68cal

src/github/utils.py

@@ -189,8 +189,9 @@ def close(self):
             try:
                 self.proc.wait()
             except KeyboardInterrupt:
-                # TODO: should kill the self.proc here gracefully
-                sys.exit(0) # close silently no matter what
+	    	sys.proc.kill()
+		sys.exit(1)
+
 
 
 def wrap_text(text, width=79):