#27345 fixed titles and stripped legacy support

Author: Joe Bennett

components/lock.rst

@@ -221,7 +221,7 @@ support blocking, and expects a TTL to avoid stalled locks::
 .. _lock-store-mongodb:
 
 MongoDbStore
-~~~~~~~~~~
+~~~~~~~~~~~~
 
 The MongoDbStore saves locks on a MongoDB server, it requires a ``\MongoDB\Client`` connection.
 This store does not support blocking, and expects a TTL to avoid stalled locks::
@@ -238,16 +238,16 @@ This store does not support blocking, and expects a TTL to avoid stalled locks::
 
 The ``MongoDbStore`` takes the following ``$options``:
 
-============== ========= ============== ===================================================================================
-Option         Mandatory Default        Description
-============== ========= ============== ===================================================================================
-database       Yes                      The name of the database
-collection     No        ``lock``       The name of the collection
-resource_field No        ``_id``        The field name for storing the lock id **MUST be uniquely indexed if you chage it**
-token_field    No        ``token``      The field name for storing the lock token
-aquired_field  No        ``aquired_at`` The field name for storing the acquisition timestamp
-expiry_field   No        ``expires_at`` The field name for storing the expiry-timestamp
-============== ========= ============== ===================================================================================
+=============== =============== ===================================================================================
+Option          Default         Description
+=============== =============== ===================================================================================
+database                        The name of the database [Mandatory]
+collection      ``lock``        The name of the collection
+resource_field  ``_id``         The field name for storing the lock id **MUST be uniquely indexed if you chage it**
+token_field     ``token``       The field name for storing the lock token
+acquired_field  ``acquired_at`` The field name for storing the acquisition timestamp
+expiry_field    ``expires_at``  The field name for storing the expiry-timestamp
+=============== =============== ===================================================================================
 
 .. _lock-store-redis:
 
@@ -466,7 +466,7 @@ method uses the Memcached's ``flush()`` method which purges and removes everythi
     dedicated Memcached service away from Cache.
 
 MongoDbStore
-~~~~~~~~~~~~~~
+~~~~~~~~~~~~
 
 The MongoDbStore relies on a unique index on the ``<resource_field>``. By default
 this is ``_id`` which already has a unique index being the collection identifier.