ZmtJavaPlugin, ZmtPublishPlugin.java: changed configuration 'tests' to 'test'

src/main/groovy/de/zmt/gradle/ZmtJavaPlugin.groovy

@@ -34,7 +34,7 @@ class ZmtJavaPlugin implements Plugin<Project> {
         task('testJar', type: Jar) {
             group = 'Build'
             description = 'Assembles a jar archive containing the test classes'
-            classifier 'tests'
+            classifier 'test'
             from sourceSets.test.output
         }
 
@@ -61,12 +61,12 @@ class ZmtJavaPlugin implements Plugin<Project> {
         
         // for referring to the test jar file from other projects
         configurations {
-            tests.extendsFrom(testCompile)
+            create('test').extendsFrom(testCompile)
         }
         
         // the output of the 'testJar' task is added to the configuration
         artifacts {
-            tests testJar
+            test testJar
         }
     }
 

src/main/groovy/de/zmt/gradle/ZmtPublishPlugin.groovy

@@ -29,7 +29,7 @@ class ZmtPublishPlugin implements Plugin<Project> {
                     }
                     
                     artifact testJar {
-                        classifier "tests"
+                        classifier "test"
                     }
                     
                     artifact testSourceJar {