MrUldiggg delete some words which are necessary. please update immediately (#1069)

* systemProp

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* fix that researched tech can be picked when we pick a free tech

* update to master

* update

* Update TechPickerScreen.kt

* delete english selectlanguage becauce menu have two choice, enlarge overview's image icon because it's too small to align.

* update

* language polish is wrong to be writing "polski"

* 显示教程

* update

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* update

android/assets/jsons/Nations.json

@@ -531,7 +531,9 @@
 		hateYes:["Hm... very well, fine.","I suppose I should agree...","Very well..."]
 		
 		afterPeace:"It seems you implemented some interesting strategies... Very well, perhaps we should call it a tie."
-		tradeRequest:"We have many things to discuss and have much to benefit from each other.",
+		tradeRequest:"We have many things to discuss and have much to benefit from each other."
+				
+		outerColor:[20,25,73],
 		innerColor:[187,33,51],
 		uniqueName:"Scholars of the Jade Hall"
 		unique:"+2 Science for all specialists and Great Person tile improvements",

android/assets/jsons/Translations/Notifications.json

@@ -574,10 +574,12 @@
 
  	"[nation] agreed to stop settling cities near us!": {
 		Italian:"[nation] ha promesso di smettere di fondare città vicino a noi!"
+		Simplified_Chinese:"[nation]同意停止在我们附近建城！"
 	},
 
  	"[nation] refused to stop settling cities near us!": {
 		Italian:"[nation] ha rifiutato di smettere di fondare città vicino a noi!"
+		Simplified_Chinese:"[nation]拒绝停止在我们附近建城！"
 	},
 	
 }

android/assets/jsons/Translations/Other.json

@@ -45,7 +45,7 @@
 		German:"in"
 		Dutch:"in"
 		Spanish:"en"
-		Simplified_Chinese:"建造/组建完成还需"
+		Simplified_Chinese:"建造/组建完成需"
 		Portuguese:"em"
 		Japanese:"に"
 	}

core/src/com/unciv/ui/utils/Fonts.kt

@@ -88,10 +88,10 @@ class Fonts {
                Gdx.files.local("fonts/$fontForLanguage.ttf").delete()
                UnCivGame.Current.settings.fontSet="NativeFont(Recommended)"
                Gdx.app.postRunnable {
-                   val downloading = PopupTable(UnCivGame.Current.worldScreen)
-                   downloading.add("Checksum error!\nIf you want to use the font \"WenQuanYiMicroHei\", please download again.".toLabel().setFontColor(Color.RED)).row()
-                   downloading.addButton("Close".tr()) { downloading.remove() }.row()
-                   downloading.open()
+                   val checksumFailed = PopupTable(UnCivGame.Current.worldScreen)
+                   checksumFailed.add("Checksum error!\nIf you want to use the font \"WenQuanYiMicroHei\", please download again.".toLabel().setFontColor(Color.RED)).row()
+                   checksumFailed.addButton("Close".tr()) { checksumFailed.remove() }.row()
+                   checksumFailed.open()
                }
            }
            else {