spelling fixes; from paul tagliamonte
any parts of his diff not taken are noted on tech

switch to using the common code in BaseState

(BaseState is a "light weight" base class for State, that does the
common stuff like printing out stuff pkg-style, or exec'ing commands
and reporting exi

switch to using the common code in BaseState

(BaseState is a "light weight" base class for State, that does the
common stuff like printing out stuff pkg-style, or exec'ing commands
and reporting exit/signal status, but without needing to create an
object--necessarily--or without the extra option handling code.

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rework API slightly, so that handle_continue is an explicit method
(to be overrideen by subclasses when needed)

rename pkg_add's pod files to avoid filenames with colons

Filenames with colons are not allowed on windows filesystems. So we rename
the pod files to avoid this. Should get us closer to being able t

rename pkg_add's pod files to avoid filenames with colons

Filenames with colons are not allowed on windows filesystems. So we rename
the pod files to avoid this. Should get us closer to being able to check
out the openbsd source code on a windows system.

ok espie@ (who suggested the current approach); sthen@ was ok with a
previous version of the diff

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