textsearch-ja - textsearch_groonga: Support amgetbitmap and text[] %%

Log Message:
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Support amgetbitmap and text[] %% text.

Modified Files:
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textsearch_groonga:
textsearch_groonga.c (r1.2 -> r1.3)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/textsearch-ja/textsearch_groonga/textsearch_groonga.c?r1=1.2&r2=1.3)
textsearch_groonga.sql.in (r1.2 -> r1.3)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/textsearch-ja/textsearch_groonga/textsearch_groonga.sql.in?r1=1.2&r2=1.3)
textsearch_groonga/expected:
textsearch_groonga.out (r1.3 -> r1.4)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/textsearch-ja/textsearch_groonga/expected/textsearch_groonga.out?r1=1.3&r2=1.4)
textsearch_groonga/sql:
textsearch_groonga.sql (r1.2 -> r1.3)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/textsearch-ja/textsearch_groonga/sql/textsearch_groonga.sql?r1=1.2&r2=1.3)