Pass meson dist - we have to install config.h and not use install option

install option for configure_file is a 0.50 feature - stick to 0.47
stuff so we can pass meson dist

data/etc/meson.build

@@ -61,7 +61,6 @@ sysactions.set('EJECT'    , EJECT)
 if get_option('install-sysactions')
   configure_file(input        : 'sysactions.conf.in',
                  output       : 'sysactions.conf',
-                 install      : true,
                  install_dir  : join_paths(dir_sysconf, 'enlightenment'),
                  configuration: sysactions
                 )

data/units/meson.build

@@ -3,7 +3,6 @@ unit_config.set('prefix', dir_prefix)
 if get_option('systemd') == true
   configure_file(input        : 'enlightenment.service.in',
                  output       : 'enlightenment.service',
-                 install      : true,
                  install_dir  : systemd_unitdir,
                  configuration: unit_config
                 )

meson.build

@@ -2,7 +2,7 @@
 project('enlightenment', 'c',
         version        : '0.22.99',
         license        : 'BSD 2 clause',
-        default_options: [ 'buildtype=plain', 'c_std=gnu99', 'warning_level=2' ],
+        default_options: [ 'buildtype=release', 'c_std=gnu99', 'warning_level=2' ],
         meson_version  : '>= 0.47.0')
 
 ##### convenience variables for later
@@ -374,8 +374,8 @@ if config_h.has('HAVE_WAYLAND') == true
 endif
 
 configure_file(output       : 'config.h',
-               install      : false,
-               configuration: config_h)
+               configuration: config_h,
+               install_dir  : dir_include_e)
 
 pkgconfig.generate(name             : proj,
                    description      : 'Enlightenment Window Manager',

src/bin/meson.build

@@ -9,7 +9,6 @@ e_fm_shared_types.set10('DBUS_MOUNT_CONFIG', config_h.has('HAVE_UDISKS_MOUNT'))
 configure_file(input        : 'e_fm_shared_types.h.in',
                output       : 'e_fm_shared_types.h',
                configuration: e_fm_shared_types,
-               install      : true,
                install_dir  : dir_include_e)
 
 deps_e = [