Update readme with instruction to create profile

Plus some info on setting notebook password.
Merge pull request #25 from Carreau/patch-1

Update readme with instruction to create profile
mention disabling execute_on_complete_input

For use in the QtConsole
Merge pull request #26 from minrk/complete

mention disabling execute_on_complete_input
removed application/javascript, which seems redundnant with text/html + <script>, and does not seem to work in IPython anyway
rm stray reference to javascript
fix error in assigning _{n} history var when result is a Symbol or Expr
added ability to display Pylab figure objects for issue #15
standardize display-queue mechanism (needed for pyplot, but probably useful for other packages as well)
send actual empty history

in history_request
Merge pull request #30 from minrk/handlers

send actual empty history
Fix #31
use tight bounding box for pylab figs, same as IPython
Merge branch 'master' of https://github.com/JuliaLang/IJulia.jl
datadisplay -> mimedisplay: more extensible mechanism to define export and display for arbitrary MIME types
update to latest Multimedia API from JuliaLang/julia#3932
Merge pull request #32 from JuliaLang/kf/31

Fix #31
take care of InterruptExceptions for #31; don't send pyerr message and continue on unexpected exception for #20
better Pylab support (though still need to auto-close figures at end of cell) for #15; updated multimedia.jl to latest proposal
inline PyPlot plots! fixes #15