Reland "Add support for installing ARM64 sysroot"

build/linux/sysroot_scripts/packagelist.jessie.arm64

 main/a/alsa-lib/libasound2_1.0.28-1_arm64.deb
 main/a/alsa-lib/libasound2-dev_1.0.28-1_arm64.deb
 main/a/atk1.0/libatk1.0-0_2.14.0-1_arm64.deb
 main/a/atk1.0/libatk1.0-dev_2.14.0-1_arm64.deb
 main/a/attr/libattr1_2.4.47-2_arm64.deb
 main/a/avahi/libavahi-client3_0.6.31-5_arm64.deb
 main/a/avahi/libavahi-common3_0.6.31-5_arm64.deb
 main/b/brltty/libbrlapi0.6_5.2~20141018-5_arm64.deb
 main/b/brltty/libbrlapi-dev_5.2~20141018-5_arm64.deb
 main/c/cairo/libcairo2_1.14.0-2.1+deb8u1_arm64.deb
 main/c/cairo/libcairo2-dev_1.14.0-2.1+deb8u1_arm64.deb
 main/c/cairo/libcairo-gobject2_1.14.0-2.1+deb8u1_arm64.deb
 main/c/cairo/libcairo-script-interpreter2_1.14.0-2.1+deb8u1_arm64.deb
 main/c/cups/libcups2_1.7.5-11+deb8u1_arm64.deb
 main/c/cups/libcups2-dev_1.7.5-11+deb8u1_arm64.deb
 main/d/dbus-glib/libdbus-glib-1-2_0.102-1_arm64.deb
 main/d/dbus/libdbus-1-3_1.8.20-0+deb8u1_arm64.deb
 main/d/dbus/libdbus-1-dev_1.8.20-0+deb8u1_arm64.deb
 main/e/e2fsprogs/comerr-dev_2.1-1.42.12-1.1_arm64.deb
 main/e/e2fsprogs/libcomerr2_1.42.12-1.1_arm64.deb
 main/e/elfutils/libelf1_0.159-4.2_arm64.deb
 main/e/elfutils/libelf-dev_0.159-4.2_arm64.deb
-main/e/expat/libexpat1_2.1.0-6+deb8u1_arm64.deb
-main/e/expat/libexpat1-dev_2.1.0-6+deb8u1_arm64.deb
+main/e/expat/libexpat1_2.1.0-6+deb8u2_arm64.deb
+main/e/expat/libexpat1-dev_2.1.0-6+deb8u2_arm64.deb
 main/f/fontconfig/libfontconfig1_2.11.0-6.3_arm64.deb
 main/f/fontconfig/libfontconfig1-dev_2.11.0-6.3_arm64.deb
 main/f/freetype/libfreetype6_2.5.2-3+deb8u1_arm64.deb
 main/f/freetype/libfreetype6-dev_2.5.2-3+deb8u1_arm64.deb
 main/g/gcc-4.8/libgcc-4.8-dev_4.8.4-1_arm64.deb
 main/g/gcc-4.8/libstdc++-4.8-dev_4.8.4-1_arm64.deb
 main/g/gcc-4.9/libatomic1_4.9.2-10_arm64.deb
 main/g/gcc-4.9/libgcc1_4.9.2-10_arm64.deb
 main/g/gcc-4.9/libgomp1_4.9.2-10_arm64.deb
 main/g/gcc-4.9/libitm1_4.9.2-10_arm64.deb
@@ skipping 44 matching lines @@
 main/libg/libgnome-keyring/libgnome-keyring0_3.12.0-1+b1_arm64.deb
 main/libg/libgnome-keyring/libgnome-keyring-dev_3.12.0-1+b1_arm64.deb
 main/libg/libgpg-error/libgpg-error0_1.17-3_arm64.deb
 main/libg/libgpg-error/libgpg-error-dev_1.17-3_arm64.deb
 main/libn/libnss-db/libnss-db_2.2.3pre1-5_arm64.deb
 main/libp/libp11/libp11-2_0.2.8-5_arm64.deb
 main/libp/libpng/libpng12-0_1.2.50-2+deb8u2_arm64.deb
 main/libp/libpng/libpng12-dev_1.2.50-2+deb8u2_arm64.deb
 main/libp/libpthread-stubs/libpthread-stubs0-dev_0.3-4_arm64.deb
 main/libs/libselinux/libselinux1_2.3-2_arm64.deb
-main/libt/libtasn1-6/libtasn1-6_4.2-3+deb8u1_arm64.deb
+main/libt/libtasn1-6/libtasn1-6_4.2-3+deb8u2_arm64.deb
 main/libt/libthai/libthai0_0.1.21-1_arm64.deb
 main/libx/libx11/libx11-6_1.6.2-3_arm64.deb
 main/libx/libx11/libx11-dev_1.6.2-3_arm64.deb
 main/libx/libx11/libx11-xcb1_1.6.2-3_arm64.deb
 main/libx/libxau/libxau6_1.0.8-1_arm64.deb
 main/libx/libxau/libxau-dev_1.0.8-1_arm64.deb
 main/libx/libxcb/libxcb1_1.10-3+b1_arm64.deb
 main/libx/libxcb/libxcb1-dev_1.10-3+b1_arm64.deb
 main/libx/libxcb/libxcb-glx0_1.10-3+b1_arm64.deb
 main/libx/libxcb/libxcb-render0_1.10-3+b1_arm64.deb
@@ skipping 20 matching lines @@
 main/libx/libxrandr/libxrandr-dev_1.4.2-1+b1_arm64.deb
 main/libx/libxrender/libxrender1_0.9.8-1+b1_arm64.deb
 main/libx/libxrender/libxrender-dev_0.9.8-1+b1_arm64.deb
 main/libx/libxss/libxss1_1.2.2-1_arm64.deb
 main/libx/libxss/libxss-dev_1.2.2-1_arm64.deb
 main/libx/libxt/libxt6_1.1.4-1+b1_arm64.deb
 main/libx/libxt/libxt-dev_1.1.4-1+b1_arm64.deb
 main/libx/libxtst/libxtst6_1.2.2-1+b1_arm64.deb
 main/libx/libxtst/libxtst-dev_1.2.2-1+b1_arm64.deb
 main/libx/libxxf86vm/libxxf86vm1_1.1.3-1+b1_arm64.deb
-main/l/linux/linux-libc-dev_3.16.7-ckt25-1_arm64.deb
+main/l/linux/linux-libc-dev_3.16.7-ckt25-2_arm64.deb
 main/m/mesa/libgl1-mesa-dev_10.3.2-1+deb8u1_arm64.deb
 main/m/mesa/libgl1-mesa-glx_10.3.2-1+deb8u1_arm64.deb
 main/m/mesa/libglapi-mesa_10.3.2-1+deb8u1_arm64.deb
 main/m/mesa/mesa-common-dev_10.3.2-1+deb8u1_arm64.deb
 main/n/nettle/libhogweed2_2.7.1-5+deb8u1_arm64.deb
 main/n/nettle/libnettle4_2.7.1-5+deb8u1_arm64.deb
 main/n/nspr/libnspr4_4.10.7-1+deb8u1_arm64.deb
 main/n/nspr/libnspr4-dev_4.10.7-1+deb8u1_arm64.deb
 main/n/nss/libnss3_3.17.2-1.1+deb8u2_arm64.deb
 main/n/nss/libnss3-dev_3.17.2-1.1+deb8u2_arm64.deb
-main/o/openssl/libssl1.0.0_1.0.1k-3+deb8u4_arm64.deb
-main/o/openssl/libssl-dev_1.0.1k-3+deb8u4_arm64.deb
+main/o/openssl/libssl1.0.0_1.0.1t-1+deb8u2_arm64.deb
+main/o/openssl/libssl-dev_1.0.1t-1+deb8u2_arm64.deb
 main/o/orbit2/liborbit2_2.14.19-0.3_arm64.deb
 main/p/p11-kit/libp11-kit0_0.20.7-1_arm64.deb
 main/p/pam/libpam0g_1.1.8-3.1+deb8u1+b1_arm64.deb
 main/p/pam/libpam0g-dev_1.1.8-3.1+deb8u1+b1_arm64.deb
 main/p/pango1.0/libpango-1.0-0_1.36.8-3_arm64.deb
 main/p/pango1.0/libpango1.0-dev_1.36.8-3_arm64.deb
 main/p/pango1.0/libpangocairo-1.0-0_1.36.8-3_arm64.deb
 main/p/pango1.0/libpangoft2-1.0-0_1.36.8-3_arm64.deb
 main/p/pango1.0/libpangoxft-1.0-0_1.36.8-3_arm64.deb
 main/p/pangox-compat/libpangox-1.0-0_0.0.2-5_arm64.deb
@@ skipping 19 matching lines @@
 main/x/x11proto-input/x11proto-input-dev_2.3.1-1_all.deb
 main/x/x11proto-kb/x11proto-kb-dev_1.0.6-2_all.deb
 main/x/x11proto-randr/x11proto-randr-dev_1.4.0-2_all.deb
 main/x/x11proto-record/x11proto-record-dev_1.14.2-1_all.deb
 main/x/x11proto-render/x11proto-render-dev_0.11.1-2_all.deb
 main/x/x11proto-scrnsaver/x11proto-scrnsaver-dev_1.2.2-1_all.deb
 main/x/x11proto-xext/x11proto-xext-dev_7.3.0-1_all.deb
 main/x/x11proto-xinerama/x11proto-xinerama-dev_1.2.1-2_all.deb
 main/z/zlib/zlib1g_1.2.8.dfsg-2+b1_arm64.deb
 main/z/zlib/zlib1g-dev_1.2.8.dfsg-2+b1_arm64.deb