Enable test for removing files

rojo-test/serve-test-snapshots/serve_test__remove_file_all-2.snap

@@ -0,0 +1,16 @@
+---
+source: rojo-test/src/serve_test.rs
+expression: "read_response.intern_and_redact(&mut redactions, root_id)"
+---
+instances:
+  id-2:
+    Children: []
+    ClassName: Folder
+    Id: id-2
+    Metadata:
+      ignoreUnknownInstances: false
+    Name: remove_file
+    Parent: ~
+    Properties: {}
+messageCursor: 1
+sessionId: id-1

rojo-test/serve-test-snapshots/serve_test__remove_file_all.snap

@@ -0,0 +1,29 @@
+---
+source: rojo-test/src/serve_test.rs
+expression: "read_response.intern_and_redact(&mut redactions, root_id)"
+---
+instances:
+  id-2:
+    Children:
+      - id-3
+    ClassName: Folder
+    Id: id-2
+    Metadata:
+      ignoreUnknownInstances: false
+    Name: remove_file
+    Parent: ~
+    Properties: {}
+  id-3:
+    Children: []
+    ClassName: StringValue
+    Id: id-3
+    Metadata:
+      ignoreUnknownInstances: false
+    Name: hello
+    Parent: id-2
+    Properties:
+      Value:
+        Type: String
+        Value: This file will be removed!
+messageCursor: 0
+sessionId: id-1

rojo-test/serve-test-snapshots/serve_test__remove_file_info.snap

@@ -0,0 +1,9 @@
+---
+source: rojo-test/src/serve_test.rs
+expression: redactions.redacted_yaml(info)
+---
+expectedPlaceIds: ~
+protocolVersion: 3
+rootInstanceId: id-2
+serverVersion: 0.6.0-dev
+sessionId: id-1

rojo-test/serve-test-snapshots/serve_test__remove_file_subscribe.snap

@@ -0,0 +1,11 @@
+---
+source: rojo-test/src/serve_test.rs
+expression: "subscribe_response.intern_and_redact(&mut redactions, ())"
+---
+messageCursor: 1
+messages:
+  - added: {}
+    removed:
+      - id-3
+    updated: []
+sessionId: id-1

rojo-test/src/serve_test.rs

@@ -102,7 +102,7 @@ fn add_folder() {
 }
 
 #[test]
-#[ignore] // TODO: Removing files currently hangs ChangeProcessor
+// #[ignore] // TODO: Removing files currently hangs ChangeProcessor
 fn remove_file() {
     run_serve_test("remove_file", |session, mut redactions| {
         let info = session.get_api_rojo().unwrap();