Change sidebar image to a darker image, so that the text stands out.

Change sidebar image to a darker image, so that the menu text stands
out, from the background. This fixes issue #13.
Remove GitHub link from the sidebar.

Remove GitHub link from the sidebar, to reduce clutter, and re-arrange
icons. Fixes issue #10.
Bumping pelican version

- Seems like they upgraded to 3.5.0 on 4th nov 2014
Merge pull request #17 from shrayasr/update-pelican

Bumping pelican version
Merge pull request #16 from bravegnu/reduce-social-links

Remove GitHub link from the sidebar.
Merge pull request #15 from bravegnu/darker-background

Change sidebar image to a darker image, so that the text stands out.