build: Upgrade underlying NFD/ndn-cxx to 0.7.0

Change-Id: I3b0b3a6c5b64ce821ca5a0f7831220d01594fa70
diff --git a/app/src/main/play/release-notes/en-US/internal.txt b/app/src/main/play/release-notes/en-US/internal.txt
new file mode 100644
index 0000000..c0ab6ac
--- /dev/null
+++ b/app/src/main/play/release-notes/en-US/internal.txt
@@ -0,0 +1,3 @@
+- Add option to enable unsolicited data caching
+- Upgrade NFD/ndn-cxx to version 0.6.6
+- Switch to Boost 1.70.0
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diff --git a/app/src/main/play/release-notes/en-US/production.txt b/app/src/main/play/release-notes/en-US/production.txt
index 21119db..7f1aead 100644
--- a/app/src/main/play/release-notes/en-US/production.txt
+++ b/app/src/main/play/release-notes/en-US/production.txt
@@ -1,5 +1 @@
-- A new bottom navigation menu
-- A new nicer style for the drawer navigation menu
-- Fix bug with ping unexpectedly starting after reopening app
-- Fix crash if pressing HOME key while ping client is running
-- Codebase transitioned to AndroidX framework
\ No newline at end of file
+NFD and ndn-cxx updated to version 0.7.0
\ No newline at end of file