Merge remote-tracking branch 'upstream/master'

import updates from xmj/linux-ports
Merge remote-tracking branch 'upstream/master'

import updates from xmj/linux-ports
Add the linux_base-c6_64 port, a slave of the linux_base_c6 port, but using x86_64 instead of i686
Add the linux_base-c6_64 port, a slave of the linux_base_c6 port, but using x86_64 instead of i686
Update the Mk files to handle c6_64
Update the Mk files to handle c6_64
Update linux-c6-openssl to newer version (post heartbleed)
Add linux-c6_64-openssl from 64bit centos
Update linux-c6-openssl to newer version (post heartbleed)
Add linux-c6_64-openssl from 64bit centos
Update the linux-c6-DRI port
Update the linux-c6-ncurses-base
Update the linux-c6-DRI port
Update the linux-c6-ncurses-base
Update the detection and defaults
Update the detection and defaults
Add curl and libssh2 with 64bit versions
Add curl and libssh2 with 64bit versions
Update Mk files, separate repo arch for rpm arch
Update Mk files, separate repo arch for rpm arch
Update more ports
Update more ports
Merge branch 'master' of https://github.com/allanjude/linux-ports
Merge branch 'master' of https://github.com/allanjude/linux-ports