Fixed autoedit_syntax == 2 idiocy

set .ipython dir location earlier on

Fix html for PyPI

ipalias deprecated/redundant; aliases are converted and called by _ip.system() with the pre-transformed command string.

Moved path to extensions - pickleshare failed because it imported path absolutely, while in IPython it was packaged inside Ipython. Also add Extensions to pythonpath earlier on, in __init__

Attempt to make ipy gettable from svn repo through easy_install by specifying the svn url in long_description.

aliases can be %store'd

Grand Persistence Overhaul, featuring PickleShare. startup and shutdown hooks added.

Made 'old' readline work again (GetOutpuFile was not exported with 'from readline import *', need to access via real module)

Fix KeyboardInterrupt trapping (Ctrl-C), which I think I recently broke.