Update INSTALL.md
Update INSTALL.md

Quickstart leaves out installing the examples.
mkacik/bcc,iovisor/bcc,iovisor/bcc,mkacik/bcc,iovisor/bcc,romain-intel/bcc,shodoco/bcc,brendangregg/bcc,shodoco/bcc,tuxology/bcc,shodoco/bcc,romain-intel/bcc,mcaleavya/bcc,shodoco/bcc,mcaleavya/bcc,tuxology/bcc,brendangregg/bcc,mcaleavya/bcc,mcaleavya/bcc,brendangregg/bcc,brendangregg/bcc,brendangregg/bcc,romain-intel/bcc,mcaleavya/bcc,tuxology/bcc,mkacik/bcc,mkacik/bcc,romain-intel/bcc,iovisor/bcc,shodoco/bcc,romain-intel/bcc,tuxology/bcc,mkacik/bcc,tuxology/bcc,iovisor/bcc