Minor edits to magics doc

docs/source/interactive/magics.rst

@@ -5,18 +5,18 b' Built-in magic commands'
 .. note::
 
     To Jupyter users: Magics are specific to and provided by the IPython kernel.
-    Whether magics are available on a kernel is a decision that is made by
+    Whether Magics are available on a kernel is a decision that is made by
     the kernel developer on a per-kernel basis. To work properly, Magics must
     use a syntax element which is not valid in the underlying language. For
-    example, the IPython kernel uses the `%` syntax element for magics as `%`
-    is not a valid unary operator in Python. While, the syntax element has
-    meaning in other languages.
+    example, the IPython kernel uses the `%` syntax element for Magics as `%`
+    is not a valid unary operator in Python. However, `%` might have meaning in
+    other languages.
 
-Here is the help auto generated from the docstrings of all the available magics
+Here is the help auto-generated from the docstrings of all the available Magics
 function that IPython ships with. 
 
-You can create an register your own magics with IPython. You can find many user
-defined magics on `PyPI <https://pypi.io>`_. Feel free to publish your own and
+You can create an register your own Magics with IPython. You can find many user
+defined Magics on `PyPI <https://pypi.io>`_. Feel free to publish your own and
 use the ``Framework :: IPython`` trove classifier.