(fixes #43) Add a reader macro #"..." for strings with interpolation.
Delete doplist.
(refs #38) Delete mapcar, mapc and mapl. Use map for instead of mapcar.
Delete abstract-vector.
Make reduce allow to take hash-tables.
Make map & map-to allow to take abstract-sequences.
Fix a test. mapl, mapc and mapcar was deleted.
Refactor.
Define a sequence iterator for cl:hash-table.
Make map & map-to allow to take cl:hash-tables.