Update vendored 3rd-party packages

.gitmodules

@@ -49,3 +49,9 @@
 [submodule "vendor/gopkg.in/yaml.v2"]
 	path = vendor/gopkg.in/yaml.v2
 	url = https://gopkg.in/yaml.v2
+[submodule "vendor/github.com/sirupsen/logrus"]
+	path = vendor/github.com/sirupsen/logrus
+	url = https://github.com/sirupsen/logrus
+[submodule "vendor/golang.org/x/crypto"]
+	path = vendor/golang.org/x/crypto
+	url = https://go.googlesource.com/crypto

vendor/github.com/sirupsen/logrus

@@ -0,0 +1 @@
+Subproject commit 90150a8ed11b6ce285e77e8af2b0109559ce4777

vendor/golang.org/x/crypto

@@ -0,0 +1 @@
+Subproject commit 88942b9c40a4c9d203b82b3731787b672d6e809b