Merge pull request #5 from dominikhahn/master

Update alpine v3.3 / curator 3.4.1

Dockerfile

@@ -1,6 +1,8 @@
-FROM alpine:3.1
+FROM alpine:3.3
 
 RUN apk --update add python py-pip && \
-    pip install elasticsearch-curator==3.0.2
+    pip install elasticsearch-curator==3.4.1 && \
+    apk del py-pip && \
+    rm -rf /var/cache/apk/*
 
 ENTRYPOINT ["/usr/bin/curator"]

README.md

@@ -7,14 +7,14 @@ tool to manage time-based indices.
 
 This image keeps up to date with curator releases and has tags
 in the docker registry. It is also based on minimal `alpine` image,
-resulting in just 50mb image.
+resulting in a just 50mb image.
 
 ## Usage
 
 Image entrypoint is set to curator script, so just run the image:
 
 ```
-docker run --rm bobrik/curator:3.0.1 --help
+docker run --rm bobrik/curator:3.4.0 --help
 ```
 
 Pick whatever version you need.