Update changelog for release

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1708370 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/resolver/doc/changelog.txt b/resolver/doc/changelog.txt
index 81e69a4..801e3ed 100644
--- a/resolver/doc/changelog.txt
+++ b/resolver/doc/changelog.txt
@@ -1,3 +1,9 @@
+1.8.0
+-----
+
+** Bug
+    * [FELIX-5015] - NPE in ResolverImpl
+
 1.6.0
 -----