win_hosts to use Ansible.Basic CSharp Util and better diff support

[mhunsber]

SUMMARY

Modifies win_hosts module to use the Ansible.Basic CSharp Util instead of the legacy powershell module.
Also includes an improvement to the diff support. Instead of generating a prepared diff, it uses the before, after properties.

ISSUE TYPE

• Feature Pull Request

COMPONENT NAME

win_hosts

ADDITIONAL INFORMATION

I also updated the documents so that it better matches the development guide.

before diff change

TASK [win_hosts : remove aliases from the list] ***********

-[192.168.168.1 testhost alias1 alias2 alias3 alias4]
+[192.168.168.1 testhost alias1 alias2 ]

after diff change

TASK [win_hosts : remove aliases from the list] ***********

@@ -19,4 +19,4 @@
 # localhost name resolution is handled within DNS itself.
 #      127.0.0.1       localhost
 #      ::1             localhost
-192.168.168.1 testhost alias1 alias2 alias3 alias4
+192.168.168.1 testhost alias1 alias2

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[jborean93]

The code looks great, nice to see it being simplified. Just some minor nits on the documentation changes.

[jborean93]

rebuild_merge