Attempt using CircleCI with erlang.mk

circle.yml

@@ -0,0 +1,16 @@
+dependencies:
+  cache_directories:
+    - "~/.kerl"
+    - "~/erlang"
+
+  pre:
+    - sudo apt-get install autoconf2.59
+    - cd $HOME/bin && ln -s /usr/bin/autoconf2.59 autoconf
+    - cd $HOME/bin && ln -s /usr/bin/autoheader2.59 autoheader
+    - CI_OTP=OTP-18.0.2 make -f core/core.mk -f plugins/ci.mk ci-prepare:
+        timeout: 3600
+
+test:
+  override:
+    - source $HOME/erlang/OTP-18.0.2/activate && make check:
+        timeout: 7200