Use pip instead of submodules

Author: wouterj

.gitmodules

@@ -9,7 +9,7 @@ cache:
         - $HOME/.cache/pip
         - _build
 
-install: pip install sphinx~=1.3
+install: pip install sphinx~=1.3 git+https://github.com/fabpot/sphinx-php.git
 
 script: sphinx-build -nW -b html -d _build/doctrees . _build/html
 

.travis.yml

@@ -16,9 +16,6 @@
 # If extensions (or modules to document with autodoc) are in another directory,
 # add these directories to sys.path here. If the directory is relative to the
 # documentation root, use os.path.abspath to make it absolute, like shown here.
-#sys.path.insert(0, os.path.abspath('.'))
-
-sys.path.append(os.path.abspath('_exts'))
 sys.path.append(os.path.abspath('_theme/_exts'))
 
 # adding PhpLexer