Pedia Search (#9997)

* Minor Civilopedia linting

* Civilopedia Search Popup

* Add missing "entire current complex ruleset" scope

* Address comments

* Wording change

* Remove comment

android/assets/jsons/translations/template.properties

@@ -1604,6 +1604,13 @@ Toggle UI (World Screen only) =
 Overrides yields from underlying terrain = 
 No yields = 
 Mod: [modname] = 
+Search text: = 
+Invalid regular expression = 
+Mod filter: = 
+-Combined- = 
+Search! = 
+Results = 
+Nothing found! = 
 
 # Policies