Rename the sdk/bin/dartanalyzer* scripts to dartanalyzer_developer*, and update

the test framework to call the new scripts. This rename will allow us to add
two new scripts to this directory, dartanalyzer and dartanalyzer.bat. These scripts
will be the ones we include in the sdk.
Review URL: https://codereview.chromium.org//13760010

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@21213 260f80e4-7a28-3924-810f-c04153c831b5

tools/testing/dart/test_suite.dart

@@ -182,7 +182,7 @@ abstract class TestSuite {
       case 'dartc':
         return '$buildDir/analyzer/bin/dart_analyzer$suffix';
       case 'dartanalyzer':
-        return 'sdk/bin/dartanalyzer$suffix';
+        return 'sdk/bin/dartanalyzer_developer$suffix';
       default:
         throw "Unknown executable for: ${configuration['compiler']}";
     }