FELIX-5126: Build DM using Java 8.


git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1727867 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/dependencymanager/cnf/build.bnd b/dependencymanager/cnf/build.bnd
index e999562..cd63f47 100644
--- a/dependencymanager/cnf/build.bnd
+++ b/dependencymanager/cnf/build.bnd
@@ -50,8 +50,8 @@
 ## Java Compiler Options
 #java:                  java
 #javac:                 javac
-javac.source:          1.7
-javac.target:          1.7
+javac.source:          1.8
+javac.target:          1.8
 #javac.profile:
 #javac.debug:           on