readme: usage example
readme: usage example

To let first-time visitors get quick feel for the
project.
gtonic/helios,mattnworb/helios,dflemstr/helios,mavenraven/helios,stewnorriss/helios,mbruggmann/helios,molindo/helios,mattnworb/helios,gtonic/helios,udomsak/helios,kidaa/helios,mbruggmann/helios,skinzer/helios,dflemstr/helios,kidaa/helios,molindo/helios,mavenraven/helios,spotify/helios,udomsak/helios,gtonic/helios,DagensNyheter/helios,skinzer/helios,stewnorriss/helios,spotify/helios,stewnorriss/helios,dflemstr/helios,udomsak/helios,kidaa/helios,molindo/helios,DagensNyheter/helios,mavenraven/helios,skinzer/helios,mbruggmann/helios,mattnworb/helios,DagensNyheter/helios,spotify/helios