pkg:kernel - cleanup pubspec file

Reference pkg:testing by path
Remove dependency on pkg:ansicolor - not used

Also removed outdated reference to fasta in .packages

Change-Id: Iaeaa4a868e376e6cfdd5dad35d87521a18b213f2
Reviewed-on: https://dart-review.googlesource.com/61908
Reviewed-by: Kevin Millikin <kmillikin@google.com>
Commit-Queue: Kevin Moore <kevmoo@google.com>

.packages

@@ -35,7 +35,6 @@ dart_style:third_party/pkg_tested/dart_style/lib
 dartdoc:third_party/pkg/dartdoc/lib
 dev_compiler:pkg/dev_compiler/lib
 expect:pkg/expect/lib
-fasta:pkg/fasta/lib
 fixnum:third_party/pkg/fixnum/lib
 front_end:pkg/front_end/lib
 func:third_party/pkg/func/lib

pkg/kernel/pubspec.yaml

@@ -17,9 +17,6 @@ dev_dependencies:
   front_end: 0.1.1
   test: ^0.12.15+6
   stack_trace: ^1.6.6
-  ansicolor: ^0.0.9
   test_reflective_loader: ^0.1.0
   testing:
-    git:
-      url: https://github.com/peter-ahe-google/testing.git
-      ref: 2e196d5
+    path: ../testing