Remove eval-when-compile.

Remove eval-when-compile.
(cyrillic-koi8-r-nonascii-translation-table): Define it as a
translation table made from cyrillic-koi8-r-decode-table.
(cyrillic-koi8-r-encode-table): Define it as a translation table
made from the reverse map of above.
(ccl-decode-koi8): Use translate-character.
(ccl-encode-koi8, ccl-encode-koi8-font): Likewize
(cyrillic-alternativnyj-nonascii-translation-table): Define it as
a translation table made from cyrillic-alternativnyj-decode-table.
(cyrillic-alternativnyj-encode-table): Define it as a translation
table made from the reverse map of above.
(ccl-decode-alternativnyj): Use translate-character.
(ccl-encode-alternativnyj, ccl-encode-alternativnyj-font):
Likewize