Downgraded from sphinx.ext.imgmath to sphinx.ext.pngmath for Read the Docs compatibility.

Author: afrubin

README.md

@@ -19,7 +19,7 @@ Enrich2 runs on Python 2.7 and requires the following packages:
 * [Statsmodels](http://statsmodels.sourceforge.net/) version 0.6.1 or higher
 * [matplotlib](http://matplotlib.org/) version 1.4.3 or higher
 
-The configuration GUI requires [Tkinter](https://docs.python.org/2/library/tkinter.html). Building a local copy of the documentation requires [Sphinx](http://sphinx-doc.org/) version 1.4.0 or higher.
+The configuration GUI requires [Tkinter](https://docs.python.org/2/library/tkinter.html). Building a local copy of the documentation requires [Sphinx](http://sphinx-doc.org/).
 
 We recommend using a scientific Python distribution such as [Anaconda](https://store.continuum.io/cshop/anaconda/) or [Enthought Canopy](https://www.enthought.com/products/canopy/) to install and manage dependencies. PyTables may not be installed when using the default settings for your distribution. If you encounter errors, check that the `tables` module is present. 
 

docs/conf.py

@@ -26,7 +26,7 @@
 
 # Add any Sphinx extension module names here, as strings. They can be extensions
 # coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
-extensions = ['sphinx.ext.autodoc', 'sphinx.ext.coverage', 'sphinx.ext.imgmath', 
+extensions = ['sphinx.ext.autodoc', 'sphinx.ext.coverage', 'sphinx.ext.pngmath', 
               'sphinx.ext.inheritance_diagram', 'sphinx.ext.intersphinx',
               'sphinx.ext.todo', 'sphinx.ext.napoleon']
 

docs/installation.rst

@@ -15,7 +15,7 @@ Enrich2 runs on Python 2.7 and has the following dependencies:
 * `Statsmodels <http://statsmodels.sourceforge.net/>`_ version 0.6.1 or higher
 * `matplotlib <http://matplotlib.org/>`_ version 1.4.3 or higher
 
-The configuration GUI requires `Tkinter <https://docs.python.org/2/library/tkinter.html>`_. Building a local copy of the documentation requires `Sphinx <http://sphinx-doc.org/>`_ version 1.4.0 or higher.
+The configuration GUI requires `Tkinter <https://docs.python.org/2/library/tkinter.html>`_. Building a local copy of the documentation requires `Sphinx <http://sphinx-doc.org/>`_.
 
 .. note:: We recommend using a scientific Python distribution such as `Anaconda <https://store.continuum.io/cshop/anaconda/>`_ or `Enthought Canopy <https://www.enthought.com/products/canopy/>`_ to install and manage dependencies.