Debian DLA-1606-1 : gcc-4.9 bugfix update

This update fixes libstdc++ std::future support on armel, which is necessary to get firefox-esr and thunderbird updates built on that architecture. For Debian 8 'Jessie', this problem has been fixed in version 4.9.2-10+deb8u2. NOTE: Tenable Network Security has extracted the preceding description...