Publish docs to both /docs and /secret/docs, until we deprecate /secret/docs in January. (streamlit#141)

* Restore correct vertical spacing for report elements.

* Break Block.tsx into more functions.

* Tiny refactors in Block.tsx

* Add "key" property to element in DocString, to avoid warnings.

* Fix streamlit#1230: OSError not caught when writing cache to disk

* Don't show hashing warning when user imports a module inside a cached function.

* Fix streamlit#6: report should loads element by element (was broken since Sidebar PR)

* Try to fix CircleCI issue: Method 'renderElementWithErrorBoundary' expected no return value

* Add typing to function.

* Remove unecessary dockerfiles

* Fix a bunch of examples

* Fix color of syntax error code in modal dialog.

* Remove old style copyright from conftest.py

* Remove st.warning when hashing a class.

* Add astor to Python requirements

* Update widget API in some e2e tests

* Clean up st.foo_widget() signatures in st.help()

* Lint docs/getting_started.md

* Clean up widget examples in docstrings.

* Add comment to slider examples in docs.

* Tweak Streamlit's description in setup.py

* Sort pipfile modules

* Re-add scripts and Makefile rules to publish packages to conda.

* Fix update_version.py to support new conda location and remove old docker folder.

* Make `streamlit config show` pipeable to a file.

* Update docs/ site

* Remove /docs/api invalidation from Makefile

* Improve docstring for st.slider

* Remove st.Cache (capital C) from __init__ while we figure out what to call it.

* Up version to 0.45.0

* Turn off tests for st.Cache (capital C)

* Try turning off tests again

* Publish docs to both /docs and /secret/docs, until we deprecate /secret/docs in January.

Author: tvst

Makefile

@@ -157,6 +157,13 @@ devel-docs: docs
 .PHONY: publish-docs
 # Build docs and push to prod.
 publish-docs: docs
+	cd docs/_build; \
+		aws s3 sync \
+				--acl public-read html s3://streamlit.io/docs/ \
+				--profile streamlit
+
+  # For now, continue publishing to secret/docs.
+	# TODO: Remove after 2020-01-01
 	cd docs/_build; \
 		aws s3 sync \
 				--acl public-read html s3://streamlit.io/secret/docs/ \
@@ -169,12 +176,14 @@ publish-docs: docs
 	@#     contains("www.streamlit.io")) | \
 	@#     .Id'
 
-		aws cloudfront create-invalidation \
-			--distribution-id=E5G9JPT7IOJDV \
-			--paths \
-				'/secret/docs/*' \
-				'/secret/docs/tutorial/*' \
-			--profile streamlit
+	aws cloudfront create-invalidation \
+		--distribution-id=E5G9JPT7IOJDV \
+		--paths \
+			'/docs/*' \
+			'/docs/tutorial/*' \
+			'/secret/docs/*' \
+			'/secret/docs/tutorial/*' \
+		--profile streamlit
 
 .PHONY: protobuf
 # Recompile Protobufs for Python and Javascript.