Use IPython 1.2.0
Merge pull request #199 from rgbkrk/ipy1.2.0

Use IPython 1.2.0
Added --localfile_path and --localfile_url to be used when --localfile is True; --localfile_path which is the file system path, and --localfile_url which defines the URL. Defaults for both of these make it work the way that it currently does (serves in current direct, with /localfile/ as URL
Addresses the issues from PR: better code for abspath, testcases for all options (none for absolute local file dir path, yet), renaming _url to _uri
Files for unittests
allow specifying the path to be served by /localfile/

with `--localfiles=PATH`
update local file handler

- remove commented-out code
- 404 on missing notebooks
- file encoding
update local files test
Merge pull request #198 from dsblank/master

add --localfiles=PATH

closes #198
copy CSS from IPython 2.0
Merge pull request #202 from minrk/copy-css

copy CSS from IPython 2.0
serve IPython CSS from the IPython static dir
remove unused copies of IPython CSS
Merge pull request #203 from minrk/serve-static

serve IPython CSS from the IPython static dir
move the responsive navbar transition to 767 from 979

bootstrap-responsive css generated by `make bootstrap-css`
in the bootstrap-2.3.2 repo, after changing @navbarCollapseWidth to 767px in less/variables.less
fix padding issues with new navbar-collapse boundary
Merge pull request #204 from minrk/responsive-navbar

move the responsive navbar transition to 767 from 979
Use the download attribute for the download notebook button.

Unfortunately, this only works in Chrome, because Firefox doesn't let
you force a cross-domain link to download (to be fair, that's what the
spec says, it's just annoying in our case).
Merge pull request #206 from takluyver/download-attr

Use the download attribute for the download notebook button
add missing min-width change from #204

caused 'Download Notebook' text to be visible in the 768-979 range