build/sage: @hal found out that ansi2html is missing and datasift needs a lot of dependencies
build/sage: @hal found out that ansi2html is missing and datasift needs a lot of dependencies

tscholl2/smc,DrXyzzy/smc,tscholl2/smc,sagemathinc/smc,DrXyzzy/smc,tscholl2/smc,sagemathinc/smc,DrXyzzy/smc,sagemathinc/smc,tscholl2/smc,DrXyzzy/smc,tscholl2/smc,sagemathinc/smc