add licenses and polish

complete SRFI-134

doctest.scm updated

wisp2lisp compatibility

include doctests

export deque.scm

add copyright information

ideque-append-map and fix ideque-fold-right

ideque-fold ideque-fold-right

ideque-for-each-right

ideque-filter-map

ideque-map

ideque-zip

ideque-count

fix typo

ideque-reverse

implement ideque-append

implement more SRFI-134 operations

srfi 134 todo

define network