Remove support for upgrading legacy nodes

Directly upgrade from pre-gluon notes is no longer supported.

This commit also cleans some white spaces.

site.conf

@@ -19,6 +19,7 @@
 		mesh_bssid = 'f8:d1:11:87:52:2e',
 		mesh_mcast_rate = 12000,
 	},
+
 	wifi5 = {
 		ssid = 'hamburg.freifunk.net',
 		channel = 44,
@@ -129,14 +130,4 @@
 		},
 	},
 
-	legacy = {
-	       version_files = {'/etc/.freifunk_version_keep'},
-	       old_files = {'/etc/config/config_mode', '/etc/config/freifunk'},
-
-	       config_mode_configs = {'config_mode.@wizard{0}', 'freifunk.@wizard{0}'},
-	       fastd_configs = {'mesh_vpn'},
-	       mesh_ifname = 'freifunk',
-	       tc_configs = {'freifunk.@bandwidth{0}'},
-	       wifi_names = {'wifi_freifunk', 'wifi_freifunk5', 'wifi_mesh', 'wifi_mesh5'},
-	},
 }

site.mk

@@ -10,7 +10,6 @@ GLUON_SITE_PACKAGES := \
 	gluon-config-mode-reboot-ffhh \
 	gluon-ebtables-filter-multicast \
 	gluon-ebtables-filter-ra-dhcp \
-	gluon-legacy \
 	gluon-luci-admin \
 	gluon-luci-autoupdater \
 	gluon-luci-portconfig \