Merge pull request #171 from ewasm/ci

add additional ci check to make sure that deleted charts aren't kept in the repository

Author: jwasinger

Makefile

@@ -1,4 +1,4 @@
-all: build_docker_images benchmark notebook
+all: build_docker_images benchmark generate_charts 
 
 build_evm_engines:
 	cd evm/geth && docker build . -t ewasm/geth-bench:1

circle.yml

@@ -17,7 +17,8 @@ jobs:
     - run:
         name: Rebuild notebook
         command: |
-          make charts
+          rm -rf images/*
+          make generate_charts
           # Ensures the generated images are matching
           git diff --color --exit-code