Get .buckversion from bucklets

Change-Id: If933b370cff45ffa6f77459a90d31fef13f000c1

.buckversion

diff --git a/.buckversion b/.buckversion
deleted file mode 100644
index 4462205..0000000
--- a/.buckversion
+++ /dev/null
@@ -1 +0,0 @@
-75000f4273a399d2cd2768512639da80748877b7

.buckversion

diff --git a/.buckversion b/.buckversion
new file mode 120000
index 0000000..6203e53
--- /dev/null
+++ b/.buckversion
@@ -0,0 +1 @@
+bucklets/buckversion
\ No newline at end of file

bucklets

diff --git a/bucklets b/bucklets
index 99035bc..a426a08 160000
--- a/bucklets
+++ b/bucklets
@@ -1 +1 @@
-Subproject commit 99035bc2ba139a2a6bfa32d1a727038aef561749
+Subproject commit a426a0829751f95f39862ec87fe39d6dec886e4e