Add CStdioFileEx

Slightly modified from http://www.codeproject.com/Articles/4119/CStdioFile-derived-class-for-multibyte-and-Unicode

Signed-off-by: Sup Yut Sum <ch3cooli@gmail.com>
Do not add repeated entries to ignore file

Signed-off-by: Sup Yut Sum <ch3cooli@gmail.com>
Merge branch 'ignore-file'