Move mojo edk into mojo/edk

mojo/go/system/impl/core_impl.go

Index: mojo/go/system/impl/core_impl.go
diff --git a/mojo/go/system/impl/core_impl.go b/mojo/go/system/impl/core_impl.go
index 6db0e54010a4cc4529241044bad244474801b64f..9341a06ea228755464a398b8658d5fdce8d94455 100644
--- a/mojo/go/system/impl/core_impl.go
+++ b/mojo/go/system/impl/core_impl.go
@@ -2,27 +2,26 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-package impl;
+package impl
 
 /*
 #include "mojo/public/platform/native/system_thunks.h"
 */
 import "C"
-import "mojo/public/go/mojo/system"
-
+import "mojo/public/go/mojo/edk/system"
 
 type CoreImpl struct {
 }
 
 func (c CoreImpl) GetTimeTicksNow() int64 {
-	return (int64)(C.MojoGetTimeTicksNow());
+	return (int64)(C.MojoGetTimeTicksNow())
 }
 
-var lazyInstance *CoreImpl = nil;
+var lazyInstance *CoreImpl = nil
 
 func GetCore() system.Core {
 	if lazyInstance == nil {
-		lazyInstance = new(CoreImpl);
+		lazyInstance = new(CoreImpl)
 	}
-	return lazyInstance;
+	return lazyInstance
 }