Change to read the docs theme (#990)

Updates the theme of our documentation so that it matches the rest of the ROCm libraries.

doc/requirements.txt

-sphinx==2.2.2
-breathe==4.13.1
+docutils==0.17.1
+sphinx==4.2.0
+breathe==4.31.0
+sphinx_rtd_theme==1.0.0
 # git+https://github.com/arximboldi/breathe@fix-node-parent

doc/src/conf.py

@@ -18,6 +18,8 @@
 #
 # import os
 # import sys
+from datetime import date
+import re
 # sys.path.insert(0, os.path.abspath('.'))
 
 # -- General configuration ------------------------------------------------
@@ -29,7 +31,9 @@
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
 # ones.
-extensions = ['breathe', 'sphinx.ext.mathjax', 'sphinx.ext.viewcode']
+extensions = [
+    'breathe', 'sphinx.ext.mathjax', 'sphinx.ext.viewcode', 'sphinx_rtd_theme'
+]
 
 # Add any paths that contain templates here, relative to this directory.
 templates_path = ['_templates']
@@ -45,7 +49,7 @@ master_doc = 'index'
 
 # General information about the project.
 project = u'MIGraphX'
-copyright = u'2018, AMD'
+copyright = u'2018-{}, AMD'.format(date.today().year)
 author = u'AMD'
 
 # The version info for the project you're documenting, acts as replacement for
@@ -53,9 +57,12 @@ author = u'AMD'
 # built documents.
 #
 # The short X.Y version.
-version = u'0.1'
+with open('../../CMakeLists.txt') as file:
+    version = next((re.findall('[0-9.]+', line)[0]
+                    for line in file.readlines()
+                    if 'rocm_setup_version' in line))
 # The full version, including alpha/beta/rc tags.
-release = u'0.1'
+release = version
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
@@ -82,7 +89,7 @@ todo_include_todos = False
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
 #
-html_theme = 'alabaster'
+html_theme = 'sphinx_rtd_theme'
 
 # Theme options are theme-specific and customize the look and feel of a theme
 # further.  For a list of options available for each theme, see the