Improve Installation documentation (#372)
Improve Installation documentation (#372)

Hi, for new users it might not be obvious how to install kubeless with brew. Also the link within the current comment doesn't really clarify this. This proposal extends the installation section slightly and improves the link along with it.
Cheers
jjo/kubeless,jjo/kubeless,kubeless/kubeless,sebgoa/kubeless,jjo/kubeless,jbianquetti-nami/kubeless,jbianquetti-nami/kubeless,sebgoa/kubeless,ngtuna/kubeless,jjo/kubeless,ngtuna/kubeless,sebgoa/kubeless,kubeless/kubeless,sebgoa/kubeless,sebgoa/kubeless,jbianquetti-nami/kubeless,skippbox/kubeless,sebgoa/kubeless,skippbox/kubeless,ngtuna/kubeless,kubeless/kubeless,ngtuna/kubeless,jjo/kubeless,jbianquetti-nami/kubeless,ngtuna/kubeless,jjo/kubeless,jbianquetti-nami/kubeless,sebgoa/kubeless,jbianquetti-nami/kubeless,ngtuna/kubeless,ngtuna/kubeless,skippbox/kubeless,sebgoa/kubeless,skippbox/kubeless