add default note to logicblock_name_hit event

and use backticks on some event names

Author: bosh

docs/cookbook/TAF_mansion_awards.md

@@ -531,7 +531,7 @@ for the achievement group, so hitting either one of those will start the
 selected achievement (if the group is enabled) and also stop this mode.
 
 You may be wondering why we have both of those ball enter events listed
-here? Why not just use an "events_when_started" setting in the
+here? Why not just use an `events_when_started:` setting in the
 achievement group to stop this mode? The reason is for this rule here:
 
 * Accumulating 15, 25, 35, 45, 55, 65, 75, 85, 95 bear kicks (center

docs/events/logicblock_name_complete.md

@@ -12,7 +12,7 @@ Event is posted by [counters:](../config/counters.md), [accruals:](../config/acc
 The logic block called (name) has just been completed.
 
 Note that this is the default completion event for logic blocks, but
-this can be changed in a logic block's "events_when_complete:"
+this can be changed in a logic block's `events_when_complete:`
 setting, so this might not be the actual event that's posted for all
 logic blocks in your machine.
 

docs/events/logicblock_name_hit.md

@@ -11,7 +11,12 @@ Event is posted by [counters:](../config/counters.md), [accruals:](../config/acc
 
 The logic block (name) was just hit.
 
-## Deprecation warning:
+Note that this is the default completion event for logic blocks, but
+this can be changed in a logic block's `events_when_hit:`
+setting, so this might not be the actual event that's posted for all
+logic blocks in your machine.
+
+#### Deprecation warning:
 
 In previous versions of MPF, the event `counter_(name)_hit` was used for counters instead of this event, `logicblock_(name)_hit`.
 Currently, both events are posted together (if you have not provided a custom [`events_when_hit`](../config/counters.md#events_when_hit) value for the counter),