替换大量图标和一些文本为定制字体里的字符，移除TEXTURE模块对应画布

parts/scenes/net_newRoom.lua

@@ -93,7 +93,7 @@ scene.widgetList={
     --Capacity & Create & Back
     WIDGET.newSelector{name="capacity",     x=1070,y=330,w=310,color='lY',list={2,3,4,5,7,10,17,31,49,99},disp=ROOMval('capacity'),code=ROOMsto('capacity')},
     WIDGET.newButton{name="create",         x=1070,y=480,w=310,h=140,color='lN',font=40,code=pressKey"return"},
-    WIDGET.newButton{name="back",           x=1140,y=640,w=170,h=80,fText=TEXTURE.back,code=backScene},
+    WIDGET.newButton{name="back",           x=1140,y=640,w=170,h=80,font=60,fText=CHAR.icon.back,code=backScene},
 
     --Special rules
     WIDGET.newSwitch{name="ospin",          x=850, y=750,lim=210,disp=ROOMval('ospin'),    code=ROOMrev('ospin')},