dont override default shell.

circle.yml

@@ -39,7 +39,6 @@ jobs:
             docker build -f ci/Dockerfile.golang --tag analogj/capsulecd-build:golang .
       - run:
           name: Run Base Docker containers with coverage
-#          shell: bash
           command: |
             CAPSULECD_ENV=base
             echo "#################################################### $CAPSULECD_ENV"
@@ -48,12 +47,9 @@ jobs:
               analogj/capsulecd-build:$CAPSULECD_ENV \
               ./ci/coverage.sh $CAPSULECD_ENV
 
-            echo "exit code $?"
-
             docker cp $CAPSULECD_ENV:/coverage/coverage-$CAPSULECD_ENV.txt /coverage
       - run:
           name: Run Chef Docker containers with coverage
-#          shell: bash
           command: |
             CAPSULECD_ENV=chef
             echo "#################################################### $CAPSULECD_ENV"
@@ -62,12 +58,9 @@ jobs:
               analogj/capsulecd-build:$CAPSULECD_ENV \
               ./ci/coverage.sh $CAPSULECD_ENV
 
-            echo "exit code $?"
-
             docker cp $CAPSULECD_ENV:/coverage/coverage-$CAPSULECD_ENV.txt /coverage
       - run:
           name: Run Node Docker containers with coverage
-#          shell: bash
           command: |
             CAPSULECD_ENV=node
             echo "#################################################### $CAPSULECD_ENV"
@@ -76,54 +69,48 @@ jobs:
               analogj/capsulecd-build:$CAPSULECD_ENV \
               ./ci/coverage.sh $CAPSULECD_ENV
 
-            echo "exit code $?"
             docker cp $CAPSULECD_ENV:/coverage/coverage-$CAPSULECD_ENV.txt /coverage
       - run:
           name: Run Python Docker containers with coverage
-#          shell: bash
           command: |
             CAPSULECD_ENV=python
             echo "#################################################### $CAPSULECD_ENV"
             docker run -e "CI=true" \
               --name $CAPSULECD_ENV \
               analogj/capsulecd-build:$CAPSULECD_ENV \
               ./ci/coverage.sh $CAPSULECD_ENV
-            echo "exit code $?"
+
             docker cp $CAPSULECD_ENV:/coverage/coverage-$CAPSULECD_ENV.txt /coverage
       - run:
           name: Run Ruby Docker containers with coverage
-#          shell: bash
           command: |
             CAPSULECD_ENV=ruby
             echo "#################################################### $CAPSULECD_ENV"
             docker run -e "CI=true" \
               --name $CAPSULECD_ENV \
               analogj/capsulecd-build:$CAPSULECD_ENV \
               ./ci/coverage.sh $CAPSULECD_ENV
-            echo "exit code $?"
+
             docker cp $CAPSULECD_ENV:/coverage/coverage-$CAPSULECD_ENV.txt /coverage
       - run:
           name: Run Golang Docker containers with coverage
-#          shell: bash
           command: |
             CAPSULECD_ENV=golang
             echo "#################################################### $CAPSULECD_ENV"
             docker run -e "CI=true" \
               --name $CAPSULECD_ENV \
               analogj/capsulecd-build:$CAPSULECD_ENV \
               ./ci/coverage.sh $CAPSULECD_ENV
-            echo "exit code $?"
+
             docker cp $CAPSULECD_ENV:/coverage/coverage-$CAPSULECD_ENV.txt /coverage
 
       - run:
           name: Merge coverage reports and submit
-#          shell: bash
           command: |
             ls -alt /coverage
 
             # upload to codecov.
             bash <(curl -s https://codecov.io/bash) -f "*.txt" -s /coverage
-            echo "exit code $?"
           when: always
 #      - run:
 #          name: Merge generated coverage reports using webhook.