message: Doc grammar and style fixes for macOS installation.
diff: @@ -238,7 +238,7 @@ take the following steps:
  operating system and Python version. Find the appropriate
  value for <i>tfBinaryURL</i>
  [here](#the_url_of_the_tensorflow_python_package). For example, if
  - you are installing TensorFlow for Mac OS and Python 2.7
  + you are installing TensorFlow for macOS and Python 2.7
  issue the following command:
  <pre> $ <b>sudo pip install --upgrade \
  @@ -513,12 +513,7 @@ RuntimeError: Broken toolchain: cannot link a simple C program</pre>
  ## The URL of the TensorFlow Python package
  A few installation mechanisms require the URL of the TensorFlow Python package.
  -The value you specify depends on three factors:
  -
  - * operating system
  - * Python version
  -
  -This section documents the relevant values for Mac OS installations.
  +The value you specify depends on your Python version.
  ### Python 2.7
  