Renamed [event][condition] to [event][filter_condition]...

...in order to keep the rule "The only tags inside events not being
executed are the filter* ones.".

changelog

@@ -44,7 +44,7 @@ Version 1.9.1+svn:
  * WML Engine:
    * id= in SUFs now accepts a comma-separated list.
    * [capture_village] now accepts a full SLF.
-   * events can be fired depending on a [condition].
+   * events can be fired depending on a condition using [filter_condition].
    * Added support for SLF to [terrain]. Note that the SLF's terrain= key is
      not valid; terrain= specifies the new terrain instead like it used to do.
      Filtering for terrain can be done with the [terrain][and]terrain=

data/lua/wml-tags.lua

@@ -214,7 +214,7 @@ local function handle_event_commands(cfg)
 	for i = 1, #cfg do
 		local v = cfg[i]
 		local cmd = v[1]
-		if not string.find(cmd, "^filter") and cmd ~= "condition" then
+		if not string.find(cmd, "^filter") then
 			cmd = wml_actions[cmd] or
 				helper.wml_error(string.format("[%s] not supported", cmd))
 			cmd(v[2])

src/game_events.cpp

@@ -2841,7 +2841,7 @@ static bool process_event(game_events::event_handler& handler, const game_events
 	vconfig filters(handler.get_config());
 
 
-	foreach (const vconfig &condition, filters.get_children("condition"))
+	foreach (const vconfig &condition, filters.get_children("filter_condition"))
 	{
 		if (!game_events::conditional_passed(condition)) {
 			return false;