Remove version_added from return values and docs fragments. (#150)

plugins/modules/system/mksysb.py

@@ -93,12 +93,10 @@ changed:
   description: Return changed for mksysb actions as true or false.
   returned: always
   type: bool
-  version_added: 2.5
 msg:
   description: Return message regarding the action.
   returned: always
   type: str
-  version_added: 2.5
 '''
 
 

plugins/modules/system/pamd.py

@@ -228,13 +228,11 @@ change_count:
     type: int
     sample: 1
     returned: success
-    version_added: 2.4
 new_rule:
     description: The changes to the rule.  This was available in Ansible 2.4 and Ansible 2.5.  It was removed in Ansible 2.6.
     type: str
     sample: None      None None sha512 shadow try_first_pass use_authtok
     returned: success
-    version_added: 2.4
 updated_rule_(n):
     description: The rule(s) that was/were changed.  This is only available in
       Ansible 2.4 and was removed in Ansible 2.5.
@@ -243,7 +241,6 @@ updated_rule_(n):
     - password      sufficient  pam_unix.so sha512 shadow try_first_pass
       use_authtok
     returned: success
-    version_added: 2.4
 action:
     description:
     - "That action that was taken and is one of: update_rule,
@@ -252,7 +249,6 @@ action:
     returned: always
     type: str
     sample: "update_rule"
-    version_added: 2.4
 dest:
     description:
     - "Path to pam.d service that was changed.  This is only available in
@@ -265,7 +261,6 @@ backupdest:
     - "The file name of the backup file, if created."
     returned: success
     type: str
-    version_added: 2.6
 ...
 '''