Add framework for running tests in a docker container:

	* Dockerfile-test
	* docker-compose.yml
	* Makefile updates

Dockerfile-test

@@ -0,0 +1,11 @@
+FROM ubuntu:latest
+
+RUN apt-get update && apt-get upgrade -y
+RUN apt-get -y install python-setuptools python2.7 git tox
+
+RUN easy_install pip
+
+WORKDIR /home/elastalert
+
+ADD requirements*.txt ./
+RUN pip install -r requirements-dev.txt

Makefile

@@ -16,6 +16,10 @@ install-hooks:
 test:
 	tox
 
+test-docker:
+	docker-compose --project-name elastalert build tox
+	docker-compose --project-name elastalert run tox
+
 clean:
 	make -C docs clean
 	find . -name '*.pyc' -delete

docker-compose.yml

@@ -0,0 +1,11 @@
+version: '2'
+services:
+    tox:
+        build:
+            context: ./
+            dockerfile: Dockerfile-test
+        command: tox
+        container_name: elastalert_tox
+        working_dir: /home/elastalert
+        volumes:
+            - ./:/home/elastalert/