fix dockerfile; fix cli package; fix readme

Dockerfile

@@ -1,20 +1,13 @@
-FROM alpine:3.2
+FROM alpine:3.8
 
-ARG GITSHA="VCS ref not found"
-ARG BUILDDATE="Build date not found"
-LABEL org.label-schema.url="https://github.com/drone-plugins/drone-pypi" \
-      org.label-schema.name="Drone-Pypi" \
-      org.label-schema.license="Apache-2.0" \
-      org.label-schema.vcs-url="https://github.com/drone-plugins/drone-pypi" \
-      org.label-schema.schema-version="1.0" \
-      org.label-schema.description="Simple Drone CI plugin written for and tested on version 0.8+ to publish pypi packages" \
-      org.label-schema.vcs-ref=$GITSHA \
-      org.label-schema.build-date=$BUILDDATE
+LABEL maintainer="Drone.IO Community <drone-dev@googlegroups.com>" \
+  org.label-schema.name="Drone Codecov" \
+  org.label-schema.vendor="Drone.IO Community" \
+  org.label-schema.schema-version="1.0"
 
-RUN apk add -U ca-certificates python3 \
- && rm -rf /var/cache/apk/* \
- && pip3 install --no-cache-dir --upgrade pip \
- && pip3 install --no-cache-dir --upgrade twine pip setuptools wheel six
+RUN apk add -U ca-certificates python3 && \
+    rm -rf /var/cache/apk/* && \
+    pip3 install --no-cache-dir --upgrade pip setuptools wheel six twine
 
 ADD release/linux/amd64/drone-pypi /bin/
 ENTRYPOINT ["/bin/drone-pypi"]

README.md

@@ -24,5 +24,5 @@ docker run --rm \
   -e PLUGIN_SKIP_BUILD=false \
   -v $(pwd):$(pwd) \
   -w $(pwd) \
-  plugins/drone-pypi
+  plugins/pypi
 ```

vendor/vendor.json

@@ -2,14 +2,6 @@
 	"comment": "",
 	"ignore": "test",
 	"package": [
-		{
-			"checksumSHA1": "KvKeVZyH3n15SKlm6UmPwPqz0rY=",
-			"path": "github.com/codegangsta/cli",
-			"revision": "cfb38830724cc34fedffe9a2a29fb54fa9169cd1",
-			"revisionTime": "2017-08-11T01:42:03Z",
-			"version": "v1",
-			"versionExact": "v1.20.0"
-		},
 		{
 			"checksumSHA1": "I+g5iffd0bNDiI8swxzsHiJxBz0=",
 			"path": "github.com/joho/godotenv",
@@ -31,7 +23,15 @@
 			"revisionTime": "2018-10-23T23:59:46Z",
 			"version": "v0.8",
 			"versionExact": "v0.8.0"
+		},
+		{
+			"checksumSHA1": "wHJK2MbuCCBwndMy6qzRMCDuQ1E=",
+			"path": "github.com/urfave/cli",
+			"revision": "cfb38830724cc34fedffe9a2a29fb54fa9169cd1",
+			"revisionTime": "2017-08-11T01:42:03Z",
+			"version": "v1.20.0",
+			"versionExact": "v1.20.0"
 		}
 	],
-	"rootPath": "drone-pypi-1"
+	"rootPath": "plugin-pypi"
 }