added auto gen documentation and tutorials (#27)

* added auto gen documentation and tutorials

* link fixed

* auto doc for lava-optim

* Update README.md

* added figure for learning tutorial

* minor corrections in svg

* restructured getting startet page and solved some issues

* minor fixes

* minor fixes

* rm table of content in dev guide

README.md

@@ -6,7 +6,26 @@ They will be in `_build/html`
 ```bash
 make html
 ```
+
+
+
+If new files have been created in the source code repositories (such as lava, lava-on-loihi, lava-optimization), sphinx-apidoc must be re-run.
+
+
+```bash
+sphinx-apidoc -o <output_path> <path-to-src-repo>/src/lava -t _templates -d 10 --implicit-namespace
+```
+
+Afterwards, the html files must be built:
+
+```bash
+make clean
+make html
+```
+
+
+
 ## Syncing Notebooks to the build
 You can either manually create entry for IPython notebooks or add it to
 `tutorial_list` entry. Once notebook is in the list, it will sync the notebook
-with the main repo and include it in the build.
+with the main repo and include it in the build.