Rename "pathos" package to "path".

pkg/path/lib/path.dart

Index: pkg/path/lib/path.dart
diff --git a/pkg/pathos/lib/path.dart b/pkg/path/lib/path.dart
similarity index 99%
rename from pkg/pathos/lib/path.dart
rename to pkg/path/lib/path.dart
index c33bd8726a6b516493e75ebd5fa30c13304579df..b425124cd42e2e86055998bd3fc13004cb66f080 100644
--- a/pkg/pathos/lib/path.dart
+++ b/pkg/path/lib/path.dart
@@ -10,15 +10,14 @@
 /// `pubspec.yaml` file.
 ///
 ///     dependencies:
-///       pathos: any
+///       path: any
 ///
 /// Then run `pub install`.
 ///
-/// For more information, see the
-/// [pathos package on pub.dartlang.org][pkg].
+/// For more information, see the [path package on pub.dartlang.org][pkg].
 ///
 /// [pub]: http://pub.dartlang.org
-/// [pkg]: http://pub.dartlang.org/packages/pathos
+/// [pkg]: http://pub.dartlang.org/packages/path
 library path;
 
 import 'dart:mirrors';