add dynamic version to build via meson

remove unused arg in misc
mark arg as unused in addtax
update translations

meson.build

@@ -1,10 +1,16 @@
 project('addtax',
 	'c',
-	version : '1.0.0',
+	version : '1.0.2',
 	license : 'BSD-3',
-	default_options : [ 'b_ofast=if-release', 'b_march_native=if-release', 'b_ndebug=if-release' ]
+	default_options : [ 'b_ofast=if-release',
+		'b_march_native=if-release',
+		'b_ndebug=if-release',
+		'warning_level=3',
+		'c_std=c11'
+	]
 )
 add_global_arguments('-DGETTEXT_PACKAGE="addtax"', language: 'c')
 subdir('po')
 subdir('glade')
+subdir('src/include')
 subdir('src')