added sphinx theme as submodule, added rtd hack to update theme

Author: blaflamme

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "docs/_themes"]
+	path = docs/_themes
+	url = git://github.com/Pylons/pylons_sphinx_theme.git

docs/.gitignore

@@ -1,4 +1,3 @@
-_themes
 _build
 
 

docs/Makefile

@@ -25,7 +25,7 @@ help:
 clean:
 	-rm -rf _build/*
 
-html:
+html: _themes
 	mkdir -p _build/html _build/doctrees
 	$(SPHINXBUILD) -b html $(ALLSPHINXOPTS) _build/html
 	@echo
@@ -47,7 +47,7 @@ pickle:
 
 web: pickle
 
-htmlhelp:
+htmlhelp: _themes
 	mkdir -p _build/htmlhelp _build/doctrees
 	$(SPHINXBUILD) -b htmlhelp $(ALLSPHINXOPTS) _build/htmlhelp
 	@echo
@@ -84,3 +84,5 @@ epub:
 	@echo
 	@echo "Build finished. The epub file is in _build/epub."
 
+_themes:
+	git submodule update --init

docs/_themes

@@ -132,18 +132,15 @@ def nothing(*arg):
     from subprocess import call, Popen, PIPE
 
     p = Popen('which git', shell=True, stdout=PIPE)
-    git = p.stdout.read().strip()
+
     cwd = os.getcwd()
     _themes = os.path.join(cwd, '_themes')
-
-    if not os.path.isdir(_themes):
-        call([git, 'clone', 'git://github.com/Pylons/pylons_sphinx_theme.git',
-                '_themes'])
+    p = Popen('which git', shell=True, stdout=PIPE)
+    git = p.stdout.read().strip()
+    if not os.listdir(_themes):
+        call([git, 'submodule', '--init'])
     else:
-        os.chdir(_themes)
-        call([git, 'checkout', 'master'])
-        call([git, 'pull'])
-        os.chdir(cwd)
+        call([git, 'submodule', 'update'])
 
     sys.path.append(os.path.abspath('_themes'))