Update to 2.9a

sysutils/tmux/Makefile

@@ -2,8 +2,7 @@
 # $FreeBSD$
 
 PORTNAME=	tmux
-PORTVERSION=	2.8
-PORTREVISION=	1
+PORTVERSION=	2.9a
 CATEGORIES=	sysutils
 MASTER_SITES=	https://github.com/tmux/tmux/releases/download/${PORTVERSION}/
 DISTFILES=	${DISTNAME}${EXTRACT_SUFX}

sysutils/tmux/distinfo

@@ -1,5 +1,5 @@
-TIMESTAMP = 1540476146
-SHA256 (tmux-2.8.tar.gz) = 7f6bf335634fafecff878d78de389562ea7f73a7367f268b66d37ea13617a2ba
-SIZE (tmux-2.8.tar.gz) = 491195
+TIMESTAMP = 1561207576
+SHA256 (tmux-2.9a.tar.gz) = 839d167a4517a6bffa6b6074e89a9a8630547b2dea2086f1fad15af12ab23b25
+SIZE (tmux-2.9a.tar.gz) = 510915
 SHA256 (imomaliev-tmux-bash-completion-ef56d3e_GH0.tar.gz) = 2f8f3fe586bbdeec9b251ce3ef74f5edef19ba371968a8011acef860ddac59e1
 SIZE (imomaliev-tmux-bash-completion-ef56d3e_GH0.tar.gz) = 1526

sysutils/tmux/files/extra-patch-tty-keys.c

@@ -1,6 +1,6 @@
---- tty-keys.c.orig	2018-10-17 18:28:08 UTC
+--- tty-keys.c.orig	2019-05-01 06:07:32 UTC
 +++ tty-keys.c
-@@ -681,8 +681,6 @@ complete_key:
+@@ -704,8 +704,6 @@ complete_key:
  	 * used. termios should have a better idea.
  	 */
  	bspace = tty->tio.c_cc[VERASE];