FreeBSD/doc 4c36b69 (r52486)ja_JP.eucJP/books/handbook book.xml

- Merge the following from the English version:

        r52337 -> r52445        head/ja_JP.eucJP/books/handbook/book.xml
DeltaFile
+3-3ja_JP.eucJP/books/handbook/book.xml
+3-31 files

UnifiedSplitRaw