Big fat landing page improvement.
Merge pull request #22 from shashi/landing_page

Big fat landing page improvement.
fixed shellinabox. also:

- added new favicon
- delayed loading of tabs on first use (makes loading the first page faster)
Merge pull request #23 from tanmaykm/tanmaykm

fixed shellinabox
custom ijulia css to hide icon

No need to inject css. The CSS injection method failed when the ijulia frame reloads on a click within the frame.
Merge pull request #24 from tanmaykm/tanmaykm

custom ijulia css to hide icon