html.parser.printer: some fixes.
html.parser.printer: some fixes.

Fix html-text. (may not be perfect, but "works" now)
Don't decrement indentations if we didn't increment them.

bpollack/factor,dch/factor,factor/factor,AlexIljin/factor,bjourne/factor,mrjbq7/factor,bjourne/factor,sarvex/factor-lang,slavapestov/factor,AlexIljin/factor,bpollack/factor,dch/factor,bjourne/factor,slavapestov/factor,factor/factor,mrjbq7/factor,nicolas-p/factor,sarvex/factor-lang,dch/factor,factor/factor,sarvex/factor-lang,dch/factor,bjourne/factor,tgunr/factor,tgunr/factor,factor/factor,sarvex/factor-lang,sarvex/factor-lang,bjourne/factor,factor/factor,sarvex/factor-lang,tgunr/factor,slavapestov/factor,dch/factor,slavapestov/factor,nicolas-p/factor,bpollack/factor,nicolas-p/factor,bjourne/factor,tgunr/factor,slavapestov/factor,bpollack/factor,tgunr/factor,nicolas-p/factor,nicolas-p/factor,AlexIljin/factor,mrjbq7/factor,tgunr/factor,AlexIljin/factor,mrjbq7/factor,nicolas-p/factor,slavapestov/factor,AlexIljin/factor,bpollack/factor,slavapestov/factor,dch/factor,bpollack/factor,AlexIljin/factor,AlexIljin/factor,sarvex/factor-lang,nicolas-p/factor,bpollack/factor,mrjbq7/factor,bjourne/factor,mrjbq7/factor,factor/factor