Custom rules dialog enhancement, small fixes (#9665)

* Rule categories and search in custom rules dialog

* Fix wrong info about format placeholders in all unfinished locales

* Rule search fix, rule info system, some stuff for easier rules dialog modding

* Why not to fix what i can?

core/assets/bundles/bundle_zh_TW.properties

@@ -607,7 +607,7 @@ filter.option.floor2 = 次要地板
 filter.option.threshold2 = 次要閾值
 filter.option.radius = 半徑
 filter.option.percentile = 百分比
-locales.info = Here, you can add locale bundles for specific languages to your map. In locale bundles, each property has a name and a value. These properties can be used by world processors and objectives using their names. They support text formatting (replacing placeholders with actual values).\n\n[cyan]Example property:\n[]name: [accent]timer[]\nvalue: [accent]Example timer, time left: @[]\n\n[cyan]Usage:\n[]Set it as objective's text: [accent]@timer\n\n[]Print it in a world processor:\n[accent]localeprint "timer"\nformat time\n[gray](where time is a separately calculated variable)
+locales.info = Here, you can add locale bundles for specific languages to your map. In locale bundles, each property has a name and a value. These properties can be used by world processors and objectives using their names. They support text formatting (replacing placeholders with actual values).\n\n[cyan]Example property:\n[]name: [accent]timer[]\nvalue: [accent]Example timer, time left: {0}[]\n\n[cyan]Usage:\n[]Set it as objective's text: [accent]@timer\n\n[]Print it in a world processor:\n[accent]localeprint "timer"\nformat time\n[gray](where time is a separately calculated variable)
 locales.deletelocale = Are you sure you want to delete this locale bundle?
 locales.applytoall = Apply Changes To All Locales
 locales.addtoother = Add To Other Locales
@@ -2304,7 +2304,7 @@ unit.emanate.description = Builds structures to defend the Acropolis core. Repai
 lst.read = [accent]讀取[]記憶體中的一項數值
 lst.write = [accent]寫入[]一項數值到記憶體中
 lst.print = 將文字加入輸出的暫存中，搭配[accent]Print Flush[], [accent]Flush message[]使用
-lst.format = Replace next placeholder ("[accent]@[]") in text buffer with a value.\nExample:\n[accent]print "test @"\nformat "example"
+lst.format =  Replace next placeholder in text buffer with a value.\nDoes not do anything if placeholder pattern is invalid.\nPlaceholder pattern: "{[accent]number 0-9[]}"\nExample:\n[accent]print "test {0}"\nformat "example"
 lst.draw = 將圖形加入顯示的暫存中，搭配[accent]Draw Flush[]使用
 lst.drawflush = 將所有暫存的[accent]Draw[]指令推到顯示器上
 lst.printflush = 將所有暫存的[accent]Print[]指令推到訊息板上