Bump version to v0.19.0

For open-sourcing

Author: saxbophone

CMakeLists.txt

@@ -24,7 +24,7 @@
 # begin basic metadata
 cmake_minimum_required(VERSION 3.0)
 
-project(libsaxbospiral VERSION 0.18.0 LANGUAGES C)
+project(libsaxbospiral VERSION 0.19.0 LANGUAGES C)
 set(CMAKE_C_STANDARD 99)
 set(CMAKE_C_STANDARD_REQUIRED ON)
 set(