Updated nodeos-barebones dependencies

Don't download dependencies if they are already available for request…

…ed CPU

Don't download dependencies if they are already available for request…

…ed CPU

Fixed syslinux-efi dependencies for Ubuntu 14.04 LTS

Install dependencies for Ubuntu 14.04 LTS

Generate releases by using $CPU_FAMILY

Updated README files and documentation

Merge branch 'master' of github.com:NodeOS/NodeOS

Conflicts:
	README.md