more recent tpsh commits

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commit 6f94f751ac76177a23138a1ad014b4af1af50de7
Author: Terry <snip> <sed@removed.it>
Date: Fri Mar 20 18:29:43 2009 +0000

%Aliases renamed %Macros

because it stores all named macros, whether defined with function, macro, or alias

commit 2a83cbc45daf78cb41cba40c28735252e521f965
Author: Terry <snip> <sed@removed.it>
Date: Fri Mar 20 18:24:55 2009 +0000

is_macro() and is_builtin() subroutines added

commit 1853b61eff14d35ddf1f89282ed26a8f3957d373
Author: Terry <snip> <sed@removed.it>
Date: Fri Mar 20 08:43:50 2009 +0000

type built-in documented

documented the type built-in command, and tweaked type_bin; it now
prints macro instead of alias, and will stop at the first match found.

commit 39a9824ca29d7beea6c5a054f970b86968861568
Author: Terry <snip> <sed@removed.it>
Date: Fri Mar 20 08:30:12 2009 +0000

pwd built-in added and documented

commit 488aa51ed2c430848aa80fb26ad093ccec604237
Author: Terry <snip> <sed@removed.it>
Date: Fri Mar 20 08:08:04 2009 +0000

function and macro built-in commands documented

commit 273b7f8bbbf0b3db8759053969e854f1de963003
Author: Terry <snip> <sed@removed.it>
Date: Fri Mar 20 08:02:41 2009 +0000

pipes and I/O redirection can be used inside a named macro definition created with the macro built-in

commit 7aa70dd6873e147f3bfdec7460312dc54482696b
Author: Terry <snip> <sed@removed.it>
Date: Fri Mar 20 07:53:06 2009 +0000

macro_bin now reports `macro name()` as an error, correctly

commit e52aed3dec5455c6488dc4465aa75d20aca4e696
Author: Terry <snip> <sed@removed.it>
Date: Fri Mar 20 07:22:39 2009 +0000

hash built-in documented

commit 843a0de91b3c2df2b1fed8b9416426bc0e7c01af
Author: Terry <snip> <sed@removed.it>
Date: Fri Mar 20 07:21:22 2009 +0000

hash built-in now has an -r option that nukes the %Path hash table

commit 27526bb013cc1ab7b425ee1f3b685585746a0160
Author: Terry <snip> <sed@removed.it>
Date: Fri Mar 20 07:17:36 2009 +0000

hash_bin now displays an error if the item to be deleted does not exist

commit 45c71f7c54faa81106de5e68290884150823e10c
Author: Terry <snip> <sed@removed.it>
Date: Fri Mar 20 07:12:50 2009 +0000

hash_bin can now remove elements from %Path