Add smoke test for annotations features

dev_docs/developer_guidelines.md

@@ -21,6 +21,7 @@ Client and server tests run on Travis CI for every push, PR, and commit to maste
 ### Unit tests
 Steps to run the all unit tests:
 1. Start in the project root directory
+1. [Load an environment](#Environment)
 1. `make dev-env`
 1. `make unit-test`
 

dev_docs/developer_scripts.md

@@ -134,4 +134,3 @@ You can also use `CXG_OPTIONS` to pass options to the `cellxgene launch` command
 **About** Runs backend tests without starting the server. You will need to start the rest api separately with the pbmc3k.h5ad file. Note you can use the `JEST_ENV` environment variable to change how JEST runs in the browser.
 
 **Usage** `make e2e`
-