- complete html-escaping also in printer.go
- complete html-escaping also in printer.go

R=rsc
http://go/go-review/1017027

tianon/debian-golang,pombredanne/go-deleteme,apparentlymart/golang,dsriram/golang,apparentlymart/golang,ssrl/go,bdwalton/debian-golang,tianon/debian-golang,apparentlymart/golang,gnanderson/go,dsriram/golang,h8liu/golang,ssrl/go,gnanderson/go,bdwalton/debian-golang,nightlyone/golang,bdwalton/debian-golang,tianon/debian-golang,h8liu/golang,nightlyone/golang,tianon/debian-golang,apparentlymart/golang,gnanderson/go,pombredanne/go-deleteme,dsriram/golang,gnanderson/go,ssrl/go,bdwalton/debian-golang,bdwalton/debian-golang,ssrl/go,gnanderson/go,dsriram/golang,nightlyone/golang,tianon/debian-golang,tianon/debian-golang,dsriram/golang,nightlyone/golang,nightlyone/golang,tv42/old-go,h8liu/golang,tv42/old-go,tv42/old-go,ssrl/go,apparentlymart/golang,tv42/old-go,gnanderson/go,apparentlymart/golang,dsriram/golang,h8liu/golang,pombredanne/go-deleteme,gnanderson/go,pombredanne/go-deleteme,pombredanne/go-deleteme,tianon/debian-golang,bdwalton/debian-golang,tv42/old-go,ssrl/go,h8liu/golang,bdwalton/debian-golang,tv42/old-go,apparentlymart/golang,ssrl/go,h8liu/golang,nightlyone/golang,tianon/debian-golang,nightlyone/golang,dsriram/golang,h8liu/golang,pombredanne/go-deleteme,tv42/old-go,pombredanne/go-deleteme,bdwalton/debian-golang