minor changes in Manifest and OSGiTest base.

- org.hamcrest.core does not need to be a split package anymore, tycho seems to be able to build this now without any workaround
- made return of getService() method more groovy'isch

Author: larsp

com.github.groovyosgi.testing.pizzaservice.test/META-INF/MANIFEST.MF

@@ -12,7 +12,7 @@ Import-Package: groovy.lang,
  org.codehaus.groovy.runtime,
  org.codehaus.groovy.runtime.callsite,
  org.codehaus.groovy.runtime.typehandling,
- org.hamcrest;core=split,
+ org.hamcrest.core,
  org.junit;version="4.0.0",
  org.junit.matchers;version="4.0.0",
  org.junit.runner;version="4.0.0"

com.github.groovyosgi.testing.pizzaservice.test/src/main/groovy/com/github/groovyosgi/testing/OSGiTest.groovy

@@ -24,7 +24,7 @@ abstract class OSGiTest {
     def <T> T getService(Class<T> clazz){
         def serviceReference = bundleContext.getServiceReference(clazz.name)
         assertThat serviceReference, is(notNullValue())
-        return bundleContext.getService(serviceReference)
+        bundleContext.getService(serviceReference)
     }
 
     def registerMock(def mock, Hashtable properties = [:]) {