updated docker image publishing (#23)

Author: egorovpavel

.travis.yml

@@ -28,7 +28,7 @@ jobs:
     if: type = push AND branch = master AND commit_message =~ /^Travis bot released/
     install: skip
     jdk: oraclejdk8
-    script: mvn clean package && mkdir -p target/release/DocumentSamples && mkdir -p target/release/Licenses && cp target/viewer-spring-*.jar target/release && cp configuration.yml target/release && cd target && tar -zcvf release.tar.gz release && cd .. && echo "$DOCKER_PASSWORD" | docker login -u "$DOCKER_USERNAME" --password-stdin && docker build -t groupdocs/viewer-for-java-spring . && docker push groupdocs/viewer-for-java-spring
+    script: mvn clean package && mkdir -p target/release/DocumentSamples && mkdir -p target/release/Licenses && cp target/viewer-spring-*.jar target/release && cp configuration.yml target/release && cd target && tar -zcvf release.tar.gz release && cd .. && echo "$DOCKER_PASSWORD" | docker login -u "$DOCKER_USERNAME" --password-stdin && docker build -t groupdocs/viewer . && docker push groupdocs/viewer
     deploy:
       provider: releases
       overwrite: true

README.md

@@ -90,7 +90,7 @@ Use [docker](https://www.docker.com/) image.
 ```bash
 mkdir DocumentSamples
 mkdir Licenses
-docker run -p 8080:8080 --env application.hostAddress=localhost -v `pwd`/DocumentSamples:/home/groupdocs/app/DocumentSamples -v `pwd`/Licenses:/home/groupdocs/app/Licenses groupdocs/viewer-for-java-spring
+docker run -p 8080:8080 --env application.hostAddress=localhost -v `pwd`/DocumentSamples:/home/groupdocs/app/DocumentSamples -v `pwd`/Licenses:/home/groupdocs/app/Licenses groupdocs/viewer
 ## Open http://localhost:8080/viewer/ in your favorite browser.
 ```