Merge branch 'fix-temp_test_files' into 'develop'

Working dir for unit tests is now the target folder

Fix for #150

See merge request !176

public/pom.xml

@@ -69,6 +69,12 @@
         <plugins>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-surefire-plugin</artifactId>
+                <configuration>
+                    <workingDirectory>${project.build.directory}</workingDirectory>
+                </configuration>
+            </plugin>
+            <plugin>
                 <artifactId>maven-dependency-plugin</artifactId>
                 <version>2.10</version>
                 <executions>