added missing ui dependency

docker/Dockerfile

@@ -2,7 +2,7 @@ FROM ubuntu:15.10
 MAINTAINER Eike Cochu <eike@cochu.com>
 ENV ES_VERSION 2.3.1
 ENV TOMCAT_MAJOR 8
-ENV TOMCAT_VERSION 8.0.33
+ENV TOMCAT_VERSION 8.0.37
 RUN echo "deb http://ppa.launchpad.net/nginx/stable/ubuntu wily main" >> /etc/apt/sources.list && \
 		apt-key adv --keyserver keyserver.ubuntu.com --recv-keys C300EE8C && \
 		apt-get update && \
@@ -12,7 +12,7 @@ RUN echo "deb http://ppa.launchpad.net/nginx/stable/ubuntu wily main" >> /etc/ap
     mkdir -p /webroot /var/log/supervisor /data/db && \
     wget --no-check-certificate -O- https://download.elastic.co/elasticsearch/release/org/elasticsearch/distribution/tar/elasticsearch/$ES_VERSION/elasticsearch-$ES_VERSION.tar.gz | tar xvfz - && \
     mv elasticsearch-$ES_VERSION elasticsearch && \
-    wget -O- http://apache.openmirror.de/tomcat/tomcat-$TOMCAT_MAJOR/v$TOMCAT_VERSION/bin/apache-tomcat-$TOMCAT_VERSION.tar.gz | tar xvfz - && \
+    wget -O- http://mirror.23media.de/apache/tomcat/tomcat-$TOMCAT_MAJOR/v$TOMCAT_VERSION/bin/apache-tomcat-$TOMCAT_VERSION.tar.gz | tar xvfz - && \
     mv apache-tomcat-$TOMCAT_VERSION tomcat
 COPY supervisord.conf /etc/supervisor/conf.d/supervisord.conf
 COPY tomcat-users.xml /tomcat/conf/tomcat-users.xml

vipra-ui/bower.json

@@ -34,6 +34,7 @@
     "angular-hotkeys": "chieffancypants/angular-hotkeys#^1.x",
     "eonasdan-bootstrap-datetimepicker": "^4.x",
     "angulartics-google-analytics": "^0.1.4",
-    "angular-loading-bar": "^0.9.0"
+    "angular-loading-bar": "^0.9.0",
+    "jquery-layout": "^1.4.3"
   }
 }

vipra-util/src/main/java/de/vipra/util/model/ArticleWord.java

@@ -19,6 +19,7 @@ public class ArticleWord implements Comparable<ArticleWord>, Serializable {
 	public ArticleWord() {}
 
 	public ArticleWord(final String word, final int count) {
+		// TODO NPE
 		this.word = word.toLowerCase().trim();
 		this.count = count;
 	}