(sh-mode-map): Added new bindings.
(sh-mode): Updated mode doc-string for new commands, added
make-local-variable calls, initialize mode-specific variables.
- (sh-indent-line): Renamed to sh-basic-indent-line; sh-indent-line
+ (sh-indent-line): Renamed to sh-basic-indent-line; sh-indent-line
is now a different function.
(sh-header-marker): Changed docstring.
(sh-set-shell): Initialize mode-specific variables.