Style, typo and iit fixes

Author: pavelgj

lib/block.dart

@@ -176,7 +176,7 @@ class Block implements ElementWrapper {
 
     int prevInstantiatedCount;
     List<String> alreadyInstantiated = <String>[];
-    // TODO(pavelgj): this is a workaround for the lack of direction
+    // TODO(pavelgj): this is a workaround for the lack of directive
     // instantiation ordering. A better way is to sort directives in the
     // order they must be instantiated in.
     do {
@@ -202,8 +202,7 @@ class Block implements ElementWrapper {
 
           }
           directives.add(directiveInstance);
-        } catch (e,s) {
-          var msg;
+        } catch (e, s) {
           if (e is MirroredUncaughtExceptionError) {
             //TODO(misko): why is this here? Injector should never throw this exception
             throw e.exception_string + "\n ORIGINAL Stack trace:\n" + e.stacktrace.toString();

test/_specs.dart

@@ -150,9 +150,9 @@ class SpecInjector {
   List<Module> modules = [new Module()..value(Expando, new Expando('specExpando'))];
 
   module(Function fn) {
-    Module module = new AngularModule();
-    module.type(Log, Log);
-    module.type(Logger, Logger);
+    Module module = new AngularModule()
+      ..type(Log, Log)
+      ..type(Logger, Logger);
     modules.add(module);
     fn(module);
   }

test/compiler_spec.dart

@@ -498,13 +498,13 @@ main() {
 
     describe('controller scoping', () {
 
-      iit('shoud make controllers available to sibling and child controllers', inject((Compiler $compile, Scope $rootScope, Log log) {
+      it('shoud make controllers available to sibling and child controllers', inject((Compiler $compile, Scope $rootScope, Log log) {
         var element = $('<tab local><pane local></pane><pane local></pane></tab>');
         $compile(element)(element)..attach($rootScope);
         expect(log.result()).toEqual('TabComponent-0; LocalAttrDirective-0; PaneComponent-1; LocalAttrDirective-0; PaneComponent-2; LocalAttrDirective-0');
       }));
 
-      iit('should throw an exception if required directive is missing', inject((Compiler $compile, Scope $rootScope) {
+      it('should throw an exception if required directive is missing', inject((Compiler $compile, Scope $rootScope) {
         expect(() {
           var element = $('<tab local><pane></pane><pane local></pane></tab>');
           $compile(element)(element)..attach($rootScope);