updated gitlab-ci to install requirements before building the documentation....

I believe the problem with autodoc constructing the documentation was caused by missing dependencies. This merge request install all pyicon dependencies before attempting to build the documentation.

.gitlab-ci.yml

@@ -15,9 +15,8 @@ pages:
 
   only:
   - master
-  - api-docs
 
   artifacts:
     paths:
     - public
-    expire_in: 5min
+    expire_in: 10min