Install unmodified Oscailte theme
Modify Octopress/Jekyll config as per Oscailte instructions

See https://github.com/coogie/oscailte#installation
Add Twitter username
Add Google+ username

Who knows, might work
Add Google Analytics, use Universal Analytics

Update the Oscailte theme file to use the newer code
Add social profiles, modify template to work with LinkedIn

The social URLs assume an individual user, and the LinkedIn one was
especially recalcitrant. This shows a nice bunch of social bits.