Support pseudo table style candidate window by adding wrapper layer.

* scm/tutcode.scm
  - (tutcode-context-rec-spec): Add pseudo-table-cands.
  - (tutcode-activate-candidate-window): Support pseudo table style.
  - (tutcode-pseudo-table-style-setup): New.
  - (tutcode-stroke-help-make, tutcode-auto-help-make):
    Move making of pseudo table style candidates
    to tutcode-pseudo-table-style-setup.
  - (tutcode-auto-help-dump):
    Follow the change of pseudo table style candidates.
  - (tutcode-get-candidate-handler):
    Add check of pseudo table style.
  - (tutcode-get-candidate-handler-internal):
    New function extracted from tutcode-get-candidate-handler.
  - (tutcode-delay-activating-handler): Support pseudo table style.
Support multiple pages for pseudo table style.

* scm/tutcode-custom.scm
  - (tutcode-custom-adjust-nr-candidate-max):
    New function extracted from candidate-window-style hook.
  - (candidate-window-style):
    Change hook to call tutcode-custom-adjust-nr-candidate-max.
  - (tutcode-use-pseudo-table-style?): New set hook.
* scm/tutcode.scm
  - (tutcode-context-rec-spec):
    Change initial value of pseudo-table-cands to #f
  - (tutcode-context-new):
    Treat tutcode-use-pseudo-table-style? same as
    table style candidate window.
  - (tutcode-activate-candidate-window):
    Follow the argument change of tutcode-pseudo-table-style-setup.
  - (tutcode-pseudo-table-style-setup):
    Remove unused argument.
  - (tutcode-pseudo-table-style-make-new-page): New.
  - (tutcode-candwin-limit-nr-nth): New.
  - (tutcode-pseudo-table-style-make-page):
    New function extracted from tutcode-pseudo-table-style-setup.
  - (tutcode-pseudo-table-style-candwin-index): New.
  - (tutcode-pseudo-table-style-scm-index): New.
  - (tutcode-select-candidate):
    Change to call tutcode-pseudo-table-select-candidate.
  - (tutcode-pseudo-table-select-candidate): New.
  - (tutcode-reset-candidate-window): Add reset of pseudo-table-cands.
  - (tutcode-get-candidate-handler):
    Support multiple pages for pseudo table style.
  - (tutcode-set-candidate-index-handler):
    Support pseudo table style candidate window.
  - (tutcode-delay-activating-handler):
    Support selecting candidate for pseudo table style.
Fix error on showing last page of kigou mode.

* scm/tutcode.scm
  - (tutcode-pseudo-table-style-make-page):
    Not to omit empty block to avoid mismatch with nr candidates.
  - (tutcode-table-in-vertical-candwin):
    Add argument whether to omit empty lower half block.
  - (tutcode-auto-help-dump):
    Follow the argument change of tutcode-table-in-vertical-candwin.
Update translation files.

* po/fr.po
* po/ja.po
* po/ko.po
  - Update translation files by "make update-po".
  - Add translations for uim-tutcode.
  - Remove fuzzy.
Update trycode-rule.

* scm/trycode.scm
  - (trycode-rule): Update: add 1 kanji.
Add a section for 1.8.1.

* NEWS
  - (Overview of changes from 1.8.0 to 1.8.1): New section.
Update NEWS.

* NEWS
  - Add news about uim-tutcode.
Update NEWS.

* NEWS
  - Add news about update of trycode composition table.
Add the rest of changes in 1.8.1 to NEWS.

* NEWS
  - (Overview of changes from 1.8.0 to 1.8.1): Update.
Update the release manual.

* doc/RELEASING
  - Update. A maintainer should increment the version numbers
    in configure.ac after release.
Merge branch 'master' of https://code.google.com/p/uim