git: installer: Rename is_livecd -> is_installmedia.

[Sascha Wildner]

commit 7b21e84b0fedf07f7d6c1b0e8423ed9fee606fd2
Author: Sascha Wildner <saw at online.de>
Date:   Sun Dec 11 18:59:07 2016 +0100

    installer: Rename is_livecd -> is_installmedia.

Summary of changes:
 usr.sbin/installer/installer/installer.sh | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/7b21e84b0fedf07f7d6c1b0e8423ed9fee606fd2


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