Remove CircleCI configuration

.circleci/config.yml

@@ -1,21 +0,0 @@
-version: 2.1
-jobs:
-  build:
-    docker:
-      - image: fpco/stack-build:lts-11.11
-    steps:
-      - checkout
-      - restore_cache:
-          keys:
-            - v1-stack-{{ checksum "stack.yaml.lock" }}
-            - v1-stack
-      - run:
-          name: Build dependencies
-          command: stack --no-terminal build --only-dependencies
-      - save_cache:
-          key: v1-stack-{{ checksum "stack.yaml.lock" }}
-          paths:
-            - ~/.stack/
-      - run:
-          name: Build package
-          command: stack --no-terminal build

README.md

@@ -1,10 +1,5 @@
 # The not so great automatic Haskell licensor
 
-[![][1]][0]
-
-[0]: https://circleci.com/gh/jpvillaisaza/licensor
-[1]: https://circleci.com/gh/jpvillaisaza/licensor.svg?style=shield
-
 [![][2]](https://www.stackage.org/lts/package/licensor)
 [![][3]](https://www.stackage.org/nightly/package/licensor)