[nagiosplug] README: Minor cosmetic change

[Nagios Plugin Development]

 Module: nagiosplug
 Branch: master
 Commit: 7b6288d4f4f5c17d8a7e30dc0b817afdb5450502
 Author: Holger Weiss <holger at zedat.fu-berlin.de>
   Date: Sun Sep 22 14:37:46 2013 +0200
    URL: http://nagiosplug.git.sf.net/git/gitweb.cgi?p=nagiosplug/nagiosplug;a=commit;h=7b6288d

README: Minor cosmetic change

---

 README |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/README b/README
index 2959310..6fd50d6 100644
--- a/README
+++ b/README
@@ -15,7 +15,7 @@ Nagios Plugins
   are dependent on other programs/libraries that are missing are usually not
   compiled.  Read the `REQUIREMENTS` file for more information.
 
-* Individual plugins are self documenting.  All plugins that comply with
+* Individual plugins are self-documenting.  All plugins that comply with
   the basic guidelines for development will provide detailed help when
   invoked with the `-h` or `--help` options.