Merge pull request #172 from karwa/removespecific

[Overlay/Queue]: Allow setting an optional  value in setSpecific

Signed-off-by: Daniel A. Steffen <dsteffen@apple.com>
diff --git a/PATCHES b/PATCHES
index 95dae37..c00fdb9 100644
--- a/PATCHES
+++ b/PATCHES
@@ -336,3 +336,4 @@
 [5a3c02a] APPLIED rdar://33531111
 [22df1e7] APPLIED rdar://33531111
 [21273de] APPLIED rdar://33531111
+[dc1857c] APPLIED rdar://33531111