Merge tag 'rel/1.4' and prepare for next iteration

Tagging version 1.4 of AntUnit
diff --git a/README b/README
index 4277933..810d9e8 100644
--- a/README
+++ b/README
@@ -20,7 +20,7 @@
 the test use JUnit 4 (4.12 recommended).
 
 It should work with any Java(TM) Runtime (and compile with any Java(TM)
-Developer Kit) starting with version 1.2.
+Developer Kit) starting with version 5.
 
 Using
 =====
diff --git a/changes.xml b/changes.xml
index e603faa..dd790b9 100644
--- a/changes.xml
+++ b/changes.xml
@@ -37,7 +37,9 @@
     <title>Apache AntUnit</title>
   </properties>
 
-  <release version="1.4" date="unreleased">
+  <release version="1.5" date="unreleased">
+  </release>
+  <release version="1.4" date="2018-06-25">
     <action type="update" breaks-bwc="true">
       The coordinates inside the Ivy file have been changed to match
       those of the POM.
diff --git a/version.properties b/version.properties
index 1571523..6f22f94 100644
--- a/version.properties
+++ b/version.properties
@@ -12,4 +12,4 @@
 #  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 #  See the License for the specific language governing permissions and
 #  limitations under the License.
-artifact.version=1.4
+artifact.version=1.5alpha