Renamed the 'dartc' launch script to 'dart-analysis' and adds it to dart-sdk

dart.gyp

Index: dart.gyp
diff --git a/dart.gyp b/dart.gyp
index 6bf020eda476f8dcf1dd01cadc22b2d499b91af5..24e924b4abf684b15ff7859753124e02b32d439f 100644
--- a/dart.gyp
+++ b/dart.gyp
@@ -13,7 +13,7 @@
       'target_name': 'compiler',

[scheglov, 2012/04/11 19:51:59]

Still something about "compiler"?
Is this dart2js or something left from DartC?

[zundel, 2012/04/17 10:00:41]

This target might be invoked from a script outside,
(like the buildbots) so I didn't want to change it in this
CL

       'type': 'none',
       'dependencies': [
-        'compiler/dart-compiler.gyp:dartc',
+        'compiler/dart-compiler.gyp:dart_analyzer',
       ],
       'actions': []
     },
@@ -36,6 +36,7 @@
       ],
       'dependencies': [
         'runtime',
+        'compiler',
       ],
       'actions': [
         {