Use "RTD" theme when building documentation

Signed-off-by: Jim Easterbrook <jim@jim-easterbrook.me.uk>

src/doc/conf.py

@@ -37,6 +37,7 @@
 #sys.path.insert(0, os.path.abspath('.'))
 
 sys.path.insert(0, os.path.abspath('..'))
+on_rtd = os.environ.get('READTHEDOCS', None) == 'True'
 
 # cludge to allow documentation to be compiled without installing dependencies
 class Dummy(object):
@@ -101,7 +102,7 @@ def __getattr__(self, name):
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
 #language = None
-if 'LANG' in os.environ:
+if not on_rtd and 'LANG' in os.environ:
     language = os.environ['LANG'].split('_')[0]
 
 locale_dirs = ['../pywws/lang']
@@ -142,7 +143,10 @@ def __getattr__(self, name):
 
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
-html_theme = 'default'
+if on_rtd:
+    html_theme = 'default'
+else:
+    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

src/doc/essentials/dependencies.rst

@@ -250,7 +250,7 @@ To 'compile' the documentation
 
 The documentation of pywws is written in "ReStructured text".
 A program called Sphinx is used to convert this easy to write format into HTML for use with a web browser.
-If you'd like to create a local copy of the documentation (so you don't have to rely on the online version, or to test a translation you're working on) you need to install Sphinx.
+If you'd like to create a local copy of the documentation (so you don't have to rely on the online version, or to test a translation you're working on) you need to install Sphinx, version 1.3 or later.
 
 *  `Sphinx <http://sphinx-doc.org/>`_
 

src/pywws/__init__.py

@@ -1,3 +1,3 @@
-__version__ = '15.05.0.dev1292'
-_release = '1292'
-_commit = '0c0f69d'
+__version__ = '15.05.0.dev1293'
+_release = '1293'
+_commit = '5727455'