Add -r option to %logstart, to log 'raw' input instead of the processed one. Requested for SAGE.

Close #64, if W. Maier confirms this fix works.

Minor cleanup - leftover debug stuff

New system for interactively running scripts. After a submission by Ken Schutte <kschutte-AT-csail.mit.edu> on the ipython-user list.

forgot changelog commit

- correct recent argv fix, which was breaking tkinter

- fix bug where aliases would shadow variables when autocall was fully off. - add a flag to controlat what detail level strings are computed when foo? is requested. Both after problems reported by SAGE

Small fix to sys.argv, match python's default behavior.

Small bugfix for pylab threaded backends.

- Fix problems with -pylab and custom namespaces. - ipapi change: 'create' -> 'make'.