Fix typos and grammar in the blog tutorial

en/tutorials-and-examples/blog/blog.rst

@@ -63,7 +63,7 @@ structure works: check out
 Creating the Blog Database
 ==========================
 
-Next, lets set up the underlying database for our blog. if you
+Next, let's set up the underlying database for our blog. if you
 haven't already done so, create an empty database for use in this
 tutorial, with a name of your choice. Right now, we'll just create
 a single table to store our posts. We'll also throw in a few posts
@@ -186,7 +186,7 @@ informed by a warning while not in production mode.
 A Note on mod\_rewrite
 ======================
 
-Occasionally a new user will run in to mod\_rewrite issues, so I'll
+Occasionally a new user will run into mod\_rewrite issues, so I'll
 mention them marginally here. If the CakePHP welcome page looks a
 little funny (no images or css styles), it probably means
 mod\_rewrite isn't functioning on your system. Here are some tips

en/tutorials-and-examples/blog/part-two.rst

@@ -24,10 +24,10 @@ in the PostsController, and will be tied to a database table called
 
 .. note::
 
-    CakePHP will dynamically create a model object for you, if it
-    cannot find a corresponding file in /app/Model. This also means,
+    CakePHP will dynamically create a model object for you if it
+    cannot find a corresponding file in /app/Model. This also means
     that if you accidentally name your file wrong (i.e. post.php or
-    posts.php) CakePHP will not recognize any of your settings and will
+    posts.php), CakePHP will not recognize any of your settings and will
     use the defaults instead.
 
 For more on models, such as table prefixes, callbacks, and
@@ -86,7 +86,7 @@ the ``find('all')`` method of the Post model. Our Post model is
 automatically available at ``$this->Post`` because we've followed
 Cake's naming conventions.
 
-To learn more about Cake's controllers, check out
+To learn more about Cake's controllers, check out the
 :doc:`/controllers` chapter.
 
 Creating Post Views
@@ -287,7 +287,7 @@ PostsController::
     any controller where you will use it. If necessary, include it in
     your AppController.
 
-Here's what the ``add()`` action does: if HTTP method of the
+Here's what the ``add()`` action does: if the HTTP method of the
 request was POST, try to save the data using the Post model. If for some
 reason it doesn't save, just render the view. This gives us a
 chance to show the user validation errors or other warnings.
@@ -310,8 +310,9 @@ message and clears the corresponding session variable. The
 controller's :php:meth:`Controller::redirect` function
 redirects to another URL. The param ``array('action' => 'index')``
 translates to URL /posts i.e the index action of posts controller.
-You can refer to :php:func:`Router::url()` function on the api to see 
-the formats in which you can specify a URL for various cake functions.
+You can refer to :php:func:`Router::url()` function on the
+`API <http://api20.cakephp.org>`_ to see the formats in which you can specify a
+URL for various Cake functions.
 
 Calling the ``save()`` method will check for validation errors and
 abort the save if any occur. We'll discuss how those errors are