fixed permissions (sub-modules should not be executable) + added shebang for run_ipy_in_profiler.py

tools/run_ipy_in_profiler.py

@@ -1,22 +1,23 b''
+#!/usr/bin/env python
 """XXX - What exactly is the use of this script?
 
 I (fperez) tried it quickly and it doesn't work in its current form.  Either it
 needs to be fixed and documented or removed.
 """
 
 import cProfile as profile
 import sys
 #import profile
 
 def main():
     import IPython.ipapi
     print "Entering ipython for profiling. Type 'Exit' for profiler report"
     IPython.ipapi.launch_new_instance()
 
 if len(sys.argv) == 1:   
     profile.run('main()', 'ipython_profiler_results')
 
 import pstats
 p = pstats.Stats(len(sys.argv) >1 and sys.argv[1] or 'ipython_profiler_results')
 p.sort_stats('time').print_stats(30)