Temporary channels order change in appveyor

Author: fuine

appveyor.yml

@@ -8,6 +8,15 @@ environment:
     RUSTUP_USE_REQWEST: 1
     CARGO_HTTP_CHECK_REVOKE: false
   matrix:
+    # Nightly channel
+    - TARGET: i686-pc-windows-gnu
+      CHANNEL: nightly
+    - TARGET: i686-pc-windows-msvc
+      CHANNEL: nightly
+    - TARGET: x86_64-pc-windows-gnu
+      CHANNEL: nightly
+    - TARGET: x86_64-pc-windows-msvc
+      CHANNEL: nightly
     # Stable channel
     - TARGET: i686-pc-windows-gnu
       CHANNEL: stable
@@ -26,15 +35,6 @@ environment:
       CHANNEL: beta
     - TARGET: x86_64-pc-windows-msvc
       CHANNEL: beta
-    # Nightly channel
-    - TARGET: i686-pc-windows-gnu
-      CHANNEL: nightly
-    - TARGET: i686-pc-windows-msvc
-      CHANNEL: nightly
-    - TARGET: x86_64-pc-windows-gnu
-      CHANNEL: nightly
-    - TARGET: x86_64-pc-windows-msvc
-      CHANNEL: nightly
 
 # Install Rust and Cargo
 # (Based on from https://github.com/rust-lang/libc/blob/master/appveyor.yml)