Add circle CI (#2)

* Add CI

* Simplify CI config

* Fix CI

* Add CI Badge

.circleci/config.yml

@@ -0,0 +1,30 @@
+version: 2
+jobs:
+  build:
+    docker:
+      - image: circleci/clojure:lein-2.7.1
+
+    working_directory: ~/repo
+
+    environment:
+      LEIN_ROOT: "true"
+      # Customize the JVM maximum heap limit
+      JVM_OPTS: -Xmx3200m
+
+    steps:
+      - checkout
+
+      - restore_cache:
+          keys:
+          - v1-dependencies-{{ checksum "project.clj" }}
+          # fallback to using the latest cache if no exact match is found
+          - v1-dependencies-
+
+      - run: lein deps
+
+      - save_cache:
+          paths:
+            - ~/.m2
+          key: v1-dependencies-{{ checksum "project.clj" }}
+
+      - run: lein test

README.md

@@ -1,5 +1,7 @@
 # reveal-cljs
 
+[![CircleCI](https://circleci.com/gh/n2o/reveal-cljs.svg?style=svg)](https://circleci.com/gh/n2o/reveal-cljs)
+
 Inspired by the great work on [reveal.js](https://github.com/hakimel/reveal.js/)
 and the dislike towards JavaScript, this small project was created to provide a
 simple wrapper in ClojureScript to create awesome presentations.