Config continued (#31024)

* included inventory and callback in new config

allow inventory to be configurable
updated connection options settings
also updated winrm to work with new configs
removed now obsolete set_host_overrides
added notes for future bcoca, current one is just punting, it's future's problem
updated docs per feedback
added remove group/host methods to inv data
moved fact cache from data to constructed
cleaner/better options
fix when vars are added
extended ignore list to config dicts
updated paramiko connection docs
removed options from base that paramiko already handles
left the look option as it is used by other plugin types
resolve delegation
updated cache doc options
fixed test_script
better fragment merge for options
fixed proxy command
restore ini for proxy
normalized options
moved pipelining to class
updates for host_key_checking
restructured mixins

* fix typo

lib/ansible/plugins/connection/__init__.py

@@ -116,17 +116,6 @@ class ConnectionBase(AnsiblePlugin):
 
         raise AnsibleError("Internal Error: this connection module does not support running commands via %s" % self._play_context.become_method)
 
-    def set_host_overrides(self, host, hostvars=None):
-        '''
-        An optional method, which can be used to set connection plugin parameters
-        from variables set on the host (or groups to which the host belongs)
-
-        Any connection plugin using this should first initialize its attributes in
-        an overridden `def __init__(self):`, and then use `host.get_vars()` to find
-        variables which may be used to set those attributes in this method.
-        '''
-        pass
-
     @staticmethod
     def _split_ssh_args(argstring):
         """