PDF: prepare switching TCPDF UTF-8 in non CJK or FPDF ANSI in CJK (#61).
PDF: comment out Mime pdf in vendor/plugins/rfpdf/init.rb (#61).
PDF: import CJK patches (#61).
Contributed by Jun NAITOH.
PDF: comment out memoizes (#61).
PDF: transplant r4602 (#61).
Ruby1.9 compatibility.
PDF: transplant r5183 (#61).
Fix an internal server error on formatting an issue as a PDF in Japanese (#7794).
Contributed by Yuki Sonoda.
PDF: transplant r1497 (#61).
Fixes Chinese pdf export when the issue description is too long (#1170).
PDF: transplant r3389 (#61).
Korean support for PDF export (#4639).
PDF: transplant r393 (#61).
Added chinese simplified translation (Andy Wu) Fixed rfpdf chinese.rb
PDF: transplant r287 (#61).
Fix for #9. Export feature(to csv/pdf) doesn't work in Japanese csv and pdf encoding are know defined for each language (general_csv_encoding and general_pdf_encoding keys in lang files) added SJIS font for japanese pdf exports.