Update emitter due to merge with master

Author: Yui T

src/compiler/emitter.ts

@@ -3300,7 +3300,7 @@ module ts {
 
                 // When targeting ES6, emit arrow function natively in ES6
                 if (isES6ArrowFunction(node)) {
-                   write(" => ");
+                   write(" =>");
                 }
 
                 write(" {");

src/harness/projectsRunner.ts

@@ -164,8 +164,7 @@ class ProjectRunner extends RunnerBase {
                     mapRoot: testCase.resolveMapRoot && testCase.mapRoot ? ts.sys.resolvePath(testCase.mapRoot) : testCase.mapRoot,
                     sourceRoot: testCase.resolveSourceRoot && testCase.sourceRoot ? ts.sys.resolvePath(testCase.sourceRoot) : testCase.sourceRoot,
                     module: moduleKind,
-                    noResolve: testCase.noResolve,
-                    target: ts.ScriptTarget.Latest
+                    noResolve: testCase.noResolve
                 };
             }