Update routes_traversals.md

Minor edits (formatting)

pages/routes/routes_traversals.md

@@ -136,21 +136,21 @@ Usage:
 
 > _Important:_ Keeping track of paths requires more memory. If you do not use `path` in the while-block, you should follow the first usage pattern.
 
-- `route` and `arbitrary_steps(route)` must be routes of the same type.    
-  E.g. If `route` is a vertex-route, but `arbitrary_steps(route)` results in an edge-route, Pacer will raise an error.
-- The `while` block arguments are:
-  - `element` - An element going into the while-block.
-  - `depth` - The number of times Pacer applied the loop block, in order to get to this element.     
-    Source elements have a depth of 0
-  - `path` - An array of vertices and edges, the full path to this element.     
-- The `while` block controls the loop by returning one of these values:
-  - `:loop` = do not emit the element into the results of this traversal, but feed it back through the loop.
-  - `:emit` = emit the element into the results of this traversal, but do not feed it back through the loop.
-  - `:loop_and_emit` = emit the element and feed it back through the loop.
-  - `:emit_and_loop` = same as `:loop_and_emit` (because we can never remember which one to use).
-  - `nil` or `false` = don't emit this element and don't feed it back through the loop.
-
+`route` and `arbitrary_steps(route)` must be routes of the same type.    
+E.g. If `route` is a vertex-route, but `arbitrary_steps(route)` results in an edge-route, Pacer will raise an error.
 
+The `while` block arguments are:
+ - `element` - An element going into the while-block.
+ - `depth` - The number of times Pacer applied the loop block, in order to get to this element.     
+    Source elements have a depth of 0
+ - `path` - An array of vertices and edges, the full path to this element.     
+
+The `while` block controls the loop by returning one of these values:
+ - `:loop` = do not emit the element into the results of this traversal, but feed it back through the loop.
+ - `:emit` = emit the element into the results of this traversal, but do not feed it back through the loop.
+ - `:loop_and_emit` = emit the element and feed it back through the loop.
+ - `:emit_and_loop` = same as `:loop_and_emit` (because we can never remember which one to use).
+ - `nil` or `false` = don't emit this element and don't feed it back through the loop.