1.19 release updates

Makefile

-export VERSION = 1.18
+export VERSION = 1.19
 
 PKG_CONFIG ?= pkg-config
 

NEWS

+netctl 1.19
+- Support removable devices in automatic profile handling
+- Add "noipdefault" option to mobile_ppp connections
+
 netctl 1.18
 - Move from .include based to drop-in directory based systemd units
 - Allow hooks to alter the profile name