Auto merge of servo#510 - kvark:workspace, r=larsbergstrom

Merged all the projects under the Cargo workspace

This will speed up the builds a little. Also added CI testing for the sample/replay binaries.

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.gitignore

@@ -1,3 +1 @@
-Cargo.lock
 target/
-

.travis.yml

@@ -13,3 +13,5 @@ addons:
 script:
   - (cd webrender_traits && cargo test --verbose)
   - (cd webrender && cargo test --verbose)
+  - (cd sample && cargo test --verbose)
+  - (cd replay && cargo test --verbose)

Cargo.toml

@@ -0,0 +1,7 @@
+[workspace]
+members = [
+	"webrender",
+	"webrender_traits",
+	"sample",
+	"replay",
+]

appveyor.yml

@@ -15,3 +15,7 @@ test_script:
   - cargo test --verbose
   - cd ../webrender
   - cargo test --verbose
+  - cd ../sample
+  - cargo test --verbose
+  - cd ../replay
+  - cargo test --verbose