Style / grammar fixes for the assetic chapter

cookbook/assetic/asset_management.rst

@@ -91,7 +91,7 @@ To include JavaScript files, use the ``javascripts`` tag in any template:
 
     You can also include CSS Stylesheets: see :ref:`cookbook-assetic-including-css`.
 
-In this example, all of the files in the ``Resources/public/js/`` directory
+In this example, all the files in the ``Resources/public/js/`` directory
 of the ``AcmeFooBundle`` will be loaded and served from a different location.
 The actual rendered tag might simply look like:
 
@@ -351,7 +351,7 @@ Filters
 Once they're managed by Assetic, you can apply filters to your assets before
 they are served. This includes filters that compress the output of your assets
 for smaller file sizes (and better front-end optimization). Other filters
-can compile JavaScript file from CoffeeScript files and process SASS into CSS.
+can compile CoffeeScript files to JavaScript and process SASS into CSS.
 In fact, Assetic has a long list of available filters.
 
 Many of the filters do not do the work directly, but use existing third-party

cookbook/assetic/jpeg_optimize.rst

@@ -4,7 +4,7 @@
 How to Use Assetic for Image Optimization with Twig Functions
 =============================================================
 
-Amongst its many filters, Assetic has four filters which can be used for on-the-fly
+Among its many filters, Assetic has four filters which can be used for on-the-fly
 image optimization. This allows you to get the benefits of smaller file sizes
 without having to use an image editor to process each image. The results
 are cached and can be dumped for production so there is no performance hit
@@ -74,7 +74,7 @@ It can now be used from a template:
 Removing all EXIF Data
 ~~~~~~~~~~~~~~~~~~~~~~
 
-By default, running this filter only removes some of the meta information
+By default, running this filter only removes some meta information
 stored in the file. Any EXIF data and comments are not removed, but you can
 remove these by using the ``strip_all`` option:
 

cookbook/assetic/yuicompressor.rst

@@ -22,7 +22,7 @@ Download the YUI Compressor JAR
 -------------------------------
 
 The YUI Compressor is written in Java and distributed as a JAR. `Download the JAR`_
-from the Yahoo! site and save it to ``app/Resources/java/yuicompressor.jar``.
+from the Yahoo! website and save it to ``app/Resources/java/yuicompressor.jar``.
 
 Configure the YUI Filters
 -------------------------