Add nist-pkits

Change-Id: I79dc00e0bb278a33f5eb09366d8f245b3e00ff87
diff --git a/default.xml b/default.xml
index 3e1ec25..63a00c5 100644
--- a/default.xml
+++ b/default.xml
@@ -151,6 +151,7 @@
   <project path="external/netcat" name="platform/external/netcat" />
   <project path="external/netperf" name="platform/external/netperf" />
   <project path="external/neven" name="platform/external/neven" />
+  <project path="external/nist-pkits" name="platform/external/nist-pkits" />
   <project path="external/nist-sip" name="platform/external/nist-sip" />
   <project path="external/oauth" name="platform/external/oauth" />
   <project path="external/okhttp" name="platform/external/okhttp" />