Remove some extra wording and fix broken links in install readme.

docs/install.md

@@ -4,12 +4,11 @@ Installation
 We recommend using virtual environments:
 [(http://docs.python-guide.org/en/latest/dev/virtualenvs/)](http://docs.python-guide.org/en/latest/dev/virtualenvs/)
 
-Check out the [Mac](#mac) and [Windows](#windows) details below for more
-specific dependency information.
+[Mac](#mac) and [Windows](#windows) specific details are below.
 
 1. Install __geomagio__
 
-        pip install git+https://github.com/usgs/geomag-algorithms.git
+       pip install git+https://github.com/usgs/geomag-algorithms.git
 
 1. Use __geomagio__
 
@@ -25,17 +24,19 @@ pages have more instructions and examples.
 
 1. Install `python` (2.7.X)
 
-        On OS X, we recommend using Homebrew ( http://brew.sh/ )
+   On OS X, we recommend using Homebrew [http://brew.sh/](http://brew.sh/)
 
 1. Install numpy, obspy requires this be installed separately.
 
         pip install numpy
 
 1. Install `node`, `git` and `python` (2.7.X).
-   On OS X, we recommend using [Homebrew (http://brew.sh/)][]
 
-        brew install node
-        brew install git
+   On OS X, we recommend using Homebrew
+```
+brew install node
+brew install git
+```
 
 1. Use pip to install `numpy`, `scipy`, `obspy`, and `flake8`
 
@@ -52,30 +53,18 @@ pages have more instructions and examples.
 1. Close and re-open your terminal so that your new PATH is loaded.
    Make sure to navigate back to your `geomag-algorithms` project directory.
 
-[Homebrew]: http://brew.sh/
 
 ---
 ### Windows ###
 
-1. You will need a terminal tool for Windows.
-   [Git Bash (http://git-scm.com/download/win)][] was used to test
-   these steps, but [Cygwin (http://cygwin.com/install.html)][] or another
-   unix-like editor should work too.
+1. You will need a terminal tool for Windows. We recommend Git Bash
+   [(http://git-scm.com/download/win)](http://git-scm.com/download/win), but
+   another unix-like editor should work too.
 
-  - Choosing PATH environment: We recommend the __last option__ here to include
-     Unix tools, but if you don't understand what that entails then use the
-     _second option_ which still adds Git to your system PATH.
-  - Besides that, all of the defaults should be sufficient.
-
-1. Install [Anaconda (http://continuum.io/downloads)][], which includes
-   `numpy`, `scipy` and `flake8`.
-  - We recommend using _"Just Me"_ for the install to avoid potential admin
-  issues.
+1. Install Anaconda
+   [(http://continuum.io/downloads)](http://continuum.io/downloads), which
+   includes `numpy`, `scipy` and `flake8`.
 
 1. Run `python` to verify that Anaconda's version of Python is being used.
    If it isn't, update your PATH so that Conda's HOME is before any other
    versions of Python.
-
-[Git Bash]: http://git-scm.com/download/win
-[Cygwin]: http://cygwin.com/install.html
-[Anaconda]: http://continuum.io/downloads