Fixed errata

Fixed errata
(ne) 19wb imprvdsc: eg, -> e.g.
(er) 19wb imprvdsc: most-feared -> most feared
(er) 19wb 9, 17, 172, 338: imbedded -> embedded
(er) 19wb 61: most-feared -> most feared
(er) 19wb 71: doubled-back -> doubled back
(er) 19wb 130: key-in -> key in
(er) 19wb 177: keying-in -> keying in
(er) 19wb 137: kakarmi -> Kakarmi
(er) 19wb 140, 174: icy-cold -> icy cold
(er) 19wb 196: part-hidden -> partly hidden
(er) 19wb 275: inky-black -> inky black
(er) 19wb 294: smoky-coloured -> smoke-coloured

And applied a few indentation fixes and replaced tabs by spaces.

git-svn-id: https://projectaon.org/data/en/xml@384 f6f3e2d7-ff33-0410-aaf5-b4bee2cdac11