* Avoid having module documentation links to itself
A lot of modules use M(own_module) in their documentation causing a link
in the documentation to itself.
* Make note more clear now
M(win_command)moduleismuchmoresecureasit's not affected by the user's
C(win_command)moduleismuchmoresecureasit's not affected by the user's
environment.
-" C(creates), C(removes), and C(chdir) can be specified after the command. For instance, if you only want to run a command if a certain file does not exist, use this."