move profiler inside evaluator and inside octave namespace * interpreter.h, interpreter.cc (interpreter::get_profiler): New function. * pt-eval.h, pt-eval.cc (tree_evaluator::m_profiler): New data member. (tree_evaluator::get_profiler): New function. * profiler.h, profiler.cc (profiler): Delete global variable. (class profiler): Rename from profile_data_accumulator. Move inside octave namespace. Change all uses.

--- a/libinterp/corefcn/interpreter.cc	Sat Jul 08 10:14:32 2017 -0400
+++ b/libinterp/corefcn/interpreter.cc	Sat Jul 08 10:33:07 2017 -0400
@@ -1202,6 +1202,11 @@
     return m_evaluator.get_call_stack ();
   }
 
+  profiler& interpreter::get_profiler (void)
+  {
+    return m_evaluator.get_profiler ();
+  }
+
   void interpreter::mlock (void)
   {
     call_stack& cs = get_call_stack ();