Bump version to 0.1.5
diff --git a/src/goldrush.app.src b/src/goldrush.app.src
index 06ac27f..afaefe6 100644
--- a/src/goldrush.app.src
+++ b/src/goldrush.app.src
@@ -1,6 +1,6 @@
 {application, goldrush, [
     {description, "Erlang event stream processor"},
-    {vsn, "0.1.4"},
+    {vsn, "0.1.5"},
     {registered, []},
     {applications, [kernel, stdlib, syntax_tools, compiler]},
     {mod, {gr_app, []}},