Fix broken markdown in docs (#306).

lib/src/project.dart

 // Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 import 'dart:io';
 
 import 'package:analyzer/dart/element/element.dart';
 import 'package:analyzer/src/generated/engine.dart';
 import 'package:analyzer/src/generated/resolver.dart';
 import 'package:analyzer/src/generated/source.dart';
@@ skipping 10 matching lines @@
       return new Pubspec.parse(pubspec.readAsStringSync(),
           sourceUrl: p.toUri(pubspec.path));
     }
   }
   return null;
 }
 
 /// A semantic representation of a Dart project.
 ///
 /// Projects provide a semantic model of a Dart project based on the
-/// [pub package layout conventions] (https://www.dartlang.org/tools/pub/package-layout.html).
+/// [pub package layout conventions](https://www.dartlang.org/tools/pub/package-layout.html).
 /// This model allows clients to traverse project contents in a convenient and
 /// standardized way, access global information (such as whether elements are
 /// in the "public API") and resources that have special meanings in the
 /// context of pub package layout conventions.
 class DartProject {
   _ApiModel _apiModel;
   String _name;
   Pubspec _pubspec;
 
   /// Project root.
@@ skipping 78 matching lines @@
         var library = context.computeLibraryElement(source);
         var namespaceBuilder = new NamespaceBuilder();
         var exports = namespaceBuilder.createExportNamespaceForLibrary(library);
         var public = namespaceBuilder.createPublicNamespaceForLibrary(library);
         elements.addAll(exports.definedNames.values);
         elements.addAll(public.definedNames.values);
       }
     }
   }
 }