Added profile, cProfile and pstats to stdlib

[Paulius-Maruska]

cProfile, profile and pstats are standard modules:

• https://docs.python.org/2.6/library/profile.html
• https://docs.python.org/2.7/library/profile.html
• https://docs.python.org/3.3/library/profile.html
• https://docs.python.org/3.4/library/profile.html
• https://docs.python.org/3.5/library/profile.html
• https://docs.python.org/3.6/library/profile.html

[dotpot]

👍 👍 👍 👍 👍 👍

[pgjones]

Thanks.