functions.sh add Arch Linux detection function
verify_branch recommend kernel 3.14 to "arch" branch
add ubuntu-14.04 to install recommendation
update merge tool to include arch path
Merge remote-tracking branch 'origin/ubuntu-12.04' into ubuntu-13.04
Merge remote-tracking branch 'origin/ubuntu-13.04' into ubuntu-13.10
Merge remote-tracking branch 'origin/ubuntu-13.10' into fedora-20