Rename fletch -> dartino

pkg/dartino_compiler/lib/back_trace.dart

 // Copyright (c) 2015, the Dartino 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.md file.
 
-part of fletch.debug_state;
+part of dartino.debug_state;
 
 class BackTraceFrame {
-  final FletchFunction function;
+  final DartinoFunction function;
   final int bytecodePointer;
   final IncrementalCompiler compiler;
   final DebugState debugState;
 
   BackTraceFrame(this.function, this.bytecodePointer, this.compiler,
                  this.debugState);
 
   bool get inPlatformLibrary => function.element.library.isPlatformLibrary;
 
   bool get isInternal => function.isInternal || inPlatformLibrary;
@@ skipping 184 matching lines @@
     if (visibleStackFrame == null) return null;
     return visibleStackFrame.scopeInfo();
   }
 
   ScopeInfo get scopeInfoForCurrentFrame => scopeInfo(debugState.currentFrame);
 
   int stepBytecodePointer(SourceLocation location) {
     return frames[0].stepBytecodePointer(location);
   }
 }