Making meson build changes to reflect version

meson.build

@@ -1,5 +1,22 @@
 
 curldep = dependency('libcurl')
+project('postgresql',
+   ['c'],
+   version: 'Alpha 1.0',
+ )
+
+pg_tde_version = meson.project_version()
+
+conf_data = configuration_data()
+conf_data.set_quoted('PACKAGE_NAME', 'pg_tde')
+conf_data.set_quoted('PACKAGE_BUGREPORT', 'https://github.com/Percona-Lab/pg_tde/issues')
+conf_data.set_quoted('PACKAGE_VERSION', pg_tde_version)
+conf_data.set_quoted('PACKAGE_STRING', 'pg_tde @0@'.pg_tde_version)
+conf_data.set_quoted('PACKAGE_TARNAME', 'pg_tde')
+
+configure_file(input : 'config.h.in',
+               output : 'config.h',
+               configuration : conf_data)
 
 pg_tde_sources = files(
         'src/pg_tde.c',