Fix a couple typos in the PHPDoc section

_posts/15-02-01-PHPDoc.md

@@ -60,17 +60,14 @@ class DateTimeHelper
 {% endhighlight %}
 
 The documentation for the class as a whole has the [@author] tag and a [@link] tag. The [@author] tag is used to
-document the author of the code and can be repeated for documenting several authors. The [@link] tag is used to link to
-a website indicating a relationship between the website and the code.
+document the author of the code and can be repeated for documenting several authors. The [@link] tag is used to link to a website indicating a relationship between the website and the code.
 
-Inside the class, the first method has an [@param] tag documenting the type, name and description of the parameter
-being passed to the method. Additionally it has the [@return] and [@throws] tags for documenting the return type, and
-any exceptions that could be throw respectively.
+Inside the class, the first method has a [@param] tag documenting the type, name and description of the parameter
+being passed to the method. Additionally it has the [@return] and [@throws] tags for documenting the return type, and any exceptions that could be thrown respectively.
 
-The second and third methods are very similar and have a single [@param] tag as did the first method. The import
-difference between the second and third method is doc block is the inclusion/exclusion of the [@return] tag.
-`@return void` explicitly informs us that there is no return, historically omitting the `@return void` statement also
-results in the same (no return) action.
+The second and third methods are very similar and have a single [@param] tag as did the first method. The important
+difference between the second and third method's doc block is the inclusion/exclusion of the [@return] tag.
+`@return void` explicitly informs us that there is no return; historically omitting the `@return void` statement also results in the same (no return) action.
 
 
 [tags]: http://www.phpdoc.org/docs/latest/references/phpdoc/tags/index.html