Land #2521, nil fix for ms13_069
Release time fixes to modules

  * Period at the end of a description.
  * Methods shouldn't be meth_name! unless the method is destructive.
  * "Setup" is a noun, "set up" is a verb.
  * Use the clunky post module naming convention.
Land #2522, @todb-r7's pre-release module fixes
Ensure TCP connection is closed
Land #2511, fix up NoMethodError and hanging connx
Use read_response class method

Looks like this was never implemented in other modules, but it collects
data from the socket in the usual get_once sort of way.
Use the real timeout option for DCERPC
Land #2523, WDS use read_response

This is more robust at correctly receiving the entire DCERPC response.

[Closes #2511]
Fixed RUNKEY, Fixed SCHTASKS, merged code
Msftidy done.
Add support for child window enumeration

Children of windows can now be enumerated via the -p parameter, which
specifies the handle of the parent window to enumerate.

There is also a -u parameter which includes unknown/untitled windows
in the result set.
Add the start of clipboard support

This commit adds support for getting text-based information from the
victim's clipboard and for setting text-based data to the victim's
clipboard. Early days, with much wiggle room left for extra fun
functionality.
Add minor cleanup for vss_persistence
Fix typos
Convert vss_persistence to Local Exploit
Added correct spelling in info
Land #2503, @MrXors's local exploit using VSS
Fix author
Add a re-splatting tool for updating comments.
Add msftidy check.