added new build scripts

.gitlab-ci.yml

@@ -0,0 +1,14 @@
+stages:
+  - test
+  - sonar
+
+test:
+  stage: test
+  script: mvn clean verify
+
+sonar:
+  stage: sonar
+  script: 
+  - mvn clean verify sonar:sonar --settings settings.xml   
+  only:
+  - master

.travis.yml

@@ -1,7 +0,0 @@
-language: java
-jdk:
-  - oraclejdk8
-script: "mvn clean test -Dninja.mode=test -Dgpg.skip=true"
-notifications:
-  email: sk@svenkubiak.de
-

settings.xml

@@ -0,0 +1,18 @@
+<settings>
+    <pluginGroups>
+        <pluginGroup>org.sonarsource.scanner.maven</pluginGroup>
+    </pluginGroups>
+    <profiles>
+        <profile>
+            <id>sonar</id>
+            <activation>
+                <activeByDefault>true</activeByDefault>
+            </activation>
+            <properties>
+                <sonar.host.url>${env.SONAR_URL}</sonar.host.url>
+		<sonar.login>${env.SONAR_USER}</sonar.login>
+		<sonar.password>${env.SONAR_PASSWORD}</sonar.password>
+            </properties>
+        </profile>
+     </profiles>
+</settings>