tree f1ab9782b06d191f57f30cd9a95ebc4a879060c3
parent bcc2bf097703c07aabe543681ee2676981831f76
author Masahiro Yamada <yamada.masahiro@socionext.com> 1486087635 +0900
committer Masahiro Yamada <yamada.masahiro@socionext.com> 1486094428 +0900

gitignore: ignore GNU GLOBAL tag files

GNU GLOBAL (https://www.gnu.org/software/global/) is source code
tagging system.  It creates 4 tag files (GTAGS, GRTAGS, GSYMS and
GPATH) for the symbol cross-reference.  Ignore them.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>