eglibc: use the PKGVERSION and BUGURL options

This patch makes eglibc benefit from the TOOLCHAIN_PKGVERSION and
TOOLCHAIN_BUGURL options.

Signed-off-by: "Benoît THÉBAUDEAU" <benoit.thebaudeau@advansee.com>

reporter_name="unknown"

reporter_url="http://iphonelinux.org/index.php/Glibc_toolchain_using_crosstool-NG"

reporter_comment="An (experimental) toolchain targeting the Apple's iPhone."