sway.5.txt: Clarify gaps documentation.

sway.5.txt

@@ -69,18 +69,18 @@ Commands
 	Toggles fullscreen status for the focused view.
 
 **gaps** <amount>::
-	Sets _amount_ pixels as the gap between each view, and around each
+	Sets default _amount_ pixels as the gap between each view, and around each
 	workspace.
 
 **gaps** <inner|outer> <amount>::
-	Sets _amount_ pixels as the _inner_ or _outer_ gap, where the former affects
-	spacing between views and the latter affects the space around each
+	Sets default _amount_ pixels as the _inner_ or _outer_ gap, where the former
+	affects spacing between views and the latter affects the space around each
 	workspace.
 
 **gaps** <inner|outer> <all|workspace|current> <set|plus|minus> <amount>::
 	Changes the gaps for the _inner_ or _outer_ gap. _all_ changes the gaps for
 	all views or workspace, _workspace_ changes gaps for all views in current
-	workspace, or current workspace, and _current_ changes gaps for the current
+	workspace (or current workspace), and _current_ changes gaps for the current
 	view or workspace.
 
 **kill**::