Auto merge of rust-lang#42124 - Keruspe:installer, r=alexcrichton

bors · bors · commit 92ee08ad1c1c · 2017-05-20T23:27:07.000Z
update rust-installer This fixes the default value for sysconfdir Closes rust-lang#42102 Closes rust-lang/cargo#4070
diff --git a/src/tools/rust-installer b/src/tools/rust-installer
@@ -1 +1 @@
-Subproject commit daa2a05ebe7b8d07a309e8891ebc548652362954
+Subproject commit 655a137a8bd0dda1cc71fb82661446e215563d6f
