'confman help' and 'confadmin help' don't exit 0

[blee]

blee@supra.b1c1l1 ~ $ confman help
confman manages configuration files

Usage:
  confman [ help | -h ] [ command ]
  confman setup
  confman update [ options ]
  confman commit
  confman diff [ working_copy ]
  confman audit
  confman log [ working_copy ]
  confman create module
  confman rmmod module
  confman rename oldmodule newmodule
  confman import module livefile
  confman install workingfile [ workingfile ... ]
  confman status [ working_copy ]
  confman state
  confman ls [ workingfile | workingdirectory ]
  confman lsattr [ workingfile | workingdirectory ]
  confman chattr attribute value [ workingfile | workingdirectory ]
  confman recipe [ get | list ]
  confman recipe [ create | edit | print | remove | set ] recipe_name
  confman rmattr attribute [ workingfile | workingdirectory ]
  confman rm workingfile
  confman cp src_working_copy dest_working_copy
  confman mv src_working_copy dest_working_copy
  confman mkdir workingdirectory
  confman revert workingfile
  confman chown owner [ workingfile | workingdirectory ] 
  confman chgrp group [ workingfile | workingdirectory ] 
  confman chmod mode  [ workingfile | workingdirectory ] 
  confman chcom comment-character [ workingfile | workingdirectory ] 
  confman chln target link_name 
  confman checklook module
  confman checknew module name
  confman checkclear module name
  confman rollback module [ checkpoint | YYYYMMDD [HHMM] ]

For specific information on a particular confman subcommand, please run
  confman help subcommand

eg: confman help rollback

blee@supra.b1c1l1 ~ $ echo $?
1
blee@supra.b1c1l1 ~ $ confadmin help
confadmin configures confman

Usage:
  confadmin [ help | -h ] [ command ]
  confadmin setup

For specific information on a particular confadmin subcommand, please run
  confadmin help subcommand

eg: confadmin help rollback

blee@supra.b1c1l1 ~ $ echo $?
1

[blee]

(In [447]) Catch generic help call in both confmandoc and confadmindoc for clean exit.

See #75

[blee]

(In [448]) Merge from trunk multiple help-related fixes.

Fixes #75, #78, #79