Move o.e.equinox.event to Java 1.7

And modernize code accordingly.

Change-Id: I7078b758af441c9bebd1b3fdd870ffaacfb670e8
Signed-off-by: Alexander Kurtakov <akurtako@redhat.com>
diff --git a/bundles/org.eclipse.equinox.event/pom.xml b/bundles/org.eclipse.equinox.event/pom.xml
index 135e219..af9a116 100644
--- a/bundles/org.eclipse.equinox.event/pom.xml
+++ b/bundles/org.eclipse.equinox.event/pom.xml
@@ -19,6 +19,6 @@
   </parent>
   <groupId>org.eclipse.equinox</groupId>
   <artifactId>org.eclipse.equinox.event</artifactId>
-  <version>1.4.400-SNAPSHOT</version>
+  <version>1.5.0-SNAPSHOT</version>
   <packaging>eclipse-plugin</packaging>
 </project>