detect builtin docstrings in oinspect

rather than hardcode their old values

several of these docstrings will change in Python 3.4
don't use `python -m package` on Windows Python 2

because it doesn't work due to bizarre hacks in multiprocessing.
sort dictionary keys before comparison, ordering is not guaranteed
Merge pull request #4909 from juliantaylor/py3-testfix

sort dictionary keys before comparison, ordering is not guaranteed
Merge pull request #4911 from minrk/windows-is-the-worst

Don't use `python -m package` on Windows Python 2
Merge pull request #4908 from minrk/oinspect-builtin-docstrings

detect builtin docstrings in oinspect
remove accidentally committed print statement
Removing Kernel menu.
Add kernel restart button to toolbar.
Cleaning up output management in code and menus.
Removing unneeded select prev/next from Edit menu.
Adding back Kernel menu and Cell Type submenu.
Converting loops in *_all_output to $.map().
Simplified Cell menu items related to output.