Merge branch 'md_cleanup'

Author: thirdtruck

chapters/design_patterns/builder.md

@@ -87,4 +87,4 @@ builder.newTodo "Fill gas tank"
 ### Exercises
 
 * Expand the project- and context-tag generation code to filter out duplicate entries.
-* Some Todo.txt users like to insert project and context tags inside the description of their to-do items.  * Add code to identify these tags and filter them out of the end tags.
+* Some Todo.txt users like to insert project and context tags inside the description of their to-do items.  Add code to identify these tags and filter them out of the end tags.

chapters/design_patterns/strategy.md

@@ -13,11 +13,16 @@ Encapsulate your algorithms inside of Strategy objects.
 
 Given an unsorted list, for example, we can change the sorting algorithm under different circumstances.
 
+###The base class:
+
 {% highlight coffeescript %}
 StringSorter = (@algorithm) ->
-    sort: (list) ->
-        @algorithm list
+    sort: (list) -> @algorithm list
+{% endhighlight %}
 
+###The strategies:
+
+{% highlight coffeescript %}
 bubbleSort = (list) ->
     anySwaps = false
     swapPass = ->
@@ -45,7 +50,11 @@ reverseBubbleSort = (list) ->
         anySwaps = false
         swapPass()
     list
+{% endhighlight %}
+
+###Using the strategies:
 
+{% highlight coffeescript %}
 sorter = new StringSorter bubbleSort
 
 unsortedList = ['e', 'b', 'd', 'c', 'x', 'a']