added backup option to the assemble,lineinfile and template module docs

rst/modules/assemble.rst

@@ -20,6 +20,9 @@ sorting order.  Puppet calls this idea "fragments".
 +--------------------+----------+---------+----------------------------------------------------------------------------+
 | dest               | yes      |         | A file to create using the concatenation of all of the source files        |
 +--------------------+----------+---------+----------------------------------------------------------------------------+
+| backup             | no       | no      | Create a backup file including the timestamp information so you can        |
+|                    |          |         | get the original file back if you somehow clobbered it incorrectly.        |
++--------------------+----------+---------+----------------------------------------------------------------------------+
 | OTHERS             |          |         | All arguments that the file module takes may also be used                  |
 +--------------------+----------+---------+----------------------------------------------------------------------------+
 

rst/modules/lineinfile.rst

@@ -30,6 +30,9 @@ For other cases, see the copy or template modules.
 |                    |          |         | inserting the line at the beginning of the file, and EOF for inserting the |
 |                    |          |         | line at the end of the file.                                               |
 +--------------------+----------+---------+----------------------------------------------------------------------------+
+| backup             | no       | no      | Create a backup file including the timestamp information so you can        |
+|                    |          |         | get the original file back if you somehow clobbered it incorrectly.        |
++--------------------+----------+---------+----------------------------------------------------------------------------+
 
 Example action from Ansible :doc:`playbooks`::
 

rst/modules/template.rst

@@ -13,6 +13,9 @@ Templates a file out to a remote server.
 +--------------------+----------+---------+----------------------------------------------------------------------------+
 | dest               | yes      |         | Location to render the template on the remote server                       |
 +--------------------+----------+---------+----------------------------------------------------------------------------+
+| backup             | no       | no      | Create a backup file including the timestamp information so you can        |
+|                    |          |         | get the original file back if you somehow clobbered it incorrectly.        |
++--------------------+----------+---------+----------------------------------------------------------------------------+
 | OTHERS             |          |         | This module also supports all of the arguments to the file module          |
 +--------------------+----------+---------+----------------------------------------------------------------------------+