Bench Error with New Site

Hi,

I was trying to create a new site with bench on Master branch and I found that there is some error which is as below:

aditya@ubuntu:~/frappe-bench$ bench new-site --db-name rigpl rigpl
MySQL root password:
Installing frappe...
Updating frappe                     : [========================================]
Updating country info               : [========================================]
Set Administrator password:
Re-enter Administrator password:
Installing fixtures...
*** Scheduler is disabled ***
Traceback (most recent call last):
  File "/usr/lib/python2.7/runpy.py", line 162, in _run_module_as_main
    "__main__", fname, loader, pkg_name)
  File "/usr/lib/python2.7/runpy.py", line 72, in _run_code
    exec code in run_globals
  File "/home/aditya/frappe-bench/apps/frappe/frappe/utils/bench_helper.py", line 79, in <module>
    main()
  File "/home/aditya/frappe-bench/apps/frappe/frappe/utils/bench_helper.py", line 16, in main
    click.Group(commands=commands)(prog_name='bench')
  File "/home/aditya/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py", line 716, in __call__
    return self.main(*args, **kwargs)
  File "/home/aditya/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py", line 696, in main
    rv = self.invoke(ctx)
  File "/home/aditya/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py", line 1060, in invoke
    return _process_result(sub_ctx.command.invoke(sub_ctx))
  File "/home/aditya/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py", line 1060, in invoke
    return _process_result(sub_ctx.command.invoke(sub_ctx))
  File "/home/aditya/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py", line 889, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/home/aditya/frappe-bench/env/local/lib/python2.7/site-packages/click/core.py", line 534, in invoke
    return callback(*args, **kwargs)
  File "/home/aditya/frappe-bench/apps/frappe/frappe/commands/site.py", line 29, in new_site
    to be added to sys.path.  Non-existing directories (or
  File "/home/aditya/frappe-bench/apps/frappe/frappe/commands/site.py", line 69, in _new_site
    import __builtin__ as builtins
TypeError: coercing to Unicode: need string or buffer, bool found

I have created an issue as https://github.com/frappe/bench/issues/262

Seems temp. Could not replicate.