Webservice provides method to get all categories with applications in it

.../de/unipotsdam/cs/toolup/database/DatabaseController.java

...de/unipotsdam/cs/toolup/database/SqlStatementFactory.java

...n/java/de/unipotsdam/cs/toolup/ws/beans/CategoryBean.java

...de/unipotsdam/cs/toolup/ws/resource/CategoryResource.java

src/main/resources/SQL_Statements.xml

...cs/toolup/database/DatabaseControllerForCategoryTest.java

...unipotsdam/cs/toolup/database/DatabaseControllerTest.java

...sdam/cs/toolup/ws/integration/AbstractTestWebService.java

...sdam/cs/toolup/ws/integration/CategoryTestWebservice.java

...m/cs/toolup/ws/integration/IntegrationTestWebService.java

...otsdam/cs/toolup/ws/integration/LookupTestWebservice.java

...nipotsdam/cs/toolup/ws/resource/CategoryResourceTest.java