Update digests for new clang release r342117 (#212)

* Update digests for new clang release r342117

* Update go release
diff --git a/third_party/clang/revision.bzl b/third_party/clang/revision.bzl
index 4f24d1f..32d99d5 100644
--- a/third_party/clang/revision.bzl
+++ b/third_party/clang/revision.bzl
@@ -1,7 +1,7 @@
-CLANG_REVISION = "r340178"
+CLANG_REVISION = "r342117"
 
-DEBIAN8_CLANG_SHA256 = "fed4eed95e66fbab65b823903453d0f69c08abb3db2b04b00d360ecf330a1385"
+DEBIAN8_CLANG_SHA256 = "96ae880a99c7dd3a20b5eaa202cb713e8cb9820a8e99b06aed6b1f5024a884d9"
 
-DEBIAN9_CLANG_SHA256 = "7b9c2f9f21cabfa66d45d599cd0db9ef16de7c0044ccc54643f5df6e2c129a96"
+DEBIAN9_CLANG_SHA256 = "8def099f798f03c014d7e4c21547cf69e92ca26c01812cb33bf90c5d3f9b4204"
 
-UBUNTU16_04_CLANG_SHA256 = "7bd3684e95f4f68017f730aad9d6d4b73b36e79e1e5719b8a7a7673f8d191e23"
+UBUNTU16_04_CLANG_SHA256 = "ee84daf8acffc4a702205a378e8dbdd0e580c58b53ef1381bb35694cae935963"
diff --git a/third_party/golang/revision.bzl b/third_party/golang/revision.bzl
index e1cf213..7dfd393 100644
--- a/third_party/golang/revision.bzl
+++ b/third_party/golang/revision.bzl
@@ -1,2 +1,2 @@
-GOLANG_REVISION = "1.10.4"
-GOLANG_SHA256 = "fa04efdb17a275a0c6e137f969a1c4eb878939e91e1da16060ce42f02c2ec5ec"
+GOLANG_REVISION = "1.11.1"
+GOLANG_SHA256 = "2871270d8ff0c8c69f161aaae42f9f28739855ff5c5204752a8d92a1c9f63993"
diff --git a/third_party/libcxx/revision.bzl b/third_party/libcxx/revision.bzl
index 50d94e6..63c1604 100644
--- a/third_party/libcxx/revision.bzl
+++ b/third_party/libcxx/revision.bzl
@@ -1,7 +1,7 @@
-LIBCXX_REVISION = "r340178"
+LIBCXX_REVISION = "r342117"
 
-DEBIAN8_LIBCXX_SHA256 = "3fe726f6999bc0cec26eec5a594a56362fb9430de3fbade3314f75e6bfeb4b12"
+DEBIAN8_LIBCXX_SHA256 = "1f28a992888e1da7a369e1e231ea31efa096954ed2b02065d73fb14e5982b922"
 
-DEBIAN9_LIBCXX_SHA256 = "3c5e482523f6aaea8d506eddfdcb87d8c361a8a26d7f1fcf931fa77e5ad21ff1"
+DEBIAN9_LIBCXX_SHA256 = "3d60d0150da75ea617f7bca1de5914cb6f2f4d831d53dd4e8fb011f4a2bad8b2"
 
-UBUNTU16_04_LIBCXX_SHA256 = "16e8b2daf3fef9f34261befef58ae24e6c4b9d4999c1203504793f49cbb4b5c3"
+UBUNTU16_04_LIBCXX_SHA256 = "3c814866724768a4e331f75dd015e4dcc9ae894dc4a320b7f332d5238e41e956"