Replace calls to renderLines w/ resetDisplay in Editor

spec/app/editor-spec.coffee

@@ -1802,7 +1802,7 @@ describe "Editor", ->
     describe "when a selected fold is scrolled into view (and the fold line was not previously rendered)", ->
       it "renders the fold's line element with the 'selected' class", ->
         setEditorHeightInLines(editor, 5)
-        editor.renderLines() # re-render lines so certain lines are not rendered
+        editor.resetDisplay()
 
         editor.createFold(2, 4)
         editor.setSelectedBufferRange([[1, 0], [5, 0]], preserveFolds: true)

src/app/editor.coffee

@@ -277,10 +277,10 @@ class Editor extends View
   setShowInvisibles: (showInvisibles) ->
     return if showInvisibles == @showInvisibles
     @showInvisibles = showInvisibles
-    @renderLines()
+    @resetDisplay()
 
   setInvisibles: (@invisibles={}) ->
-    @renderLines()
+    @resetDisplay()
 
   checkoutHead: -> @getBuffer().checkoutHead()
   setText: (text) -> @getBuffer().setText(text)
@@ -737,10 +737,6 @@ class Editor extends View
       @overlayer.css('min-width', minWidth)
       @layerMinWidth = minWidth
 
-  renderLines: ->
-    @clearRenderedLines()
-    @updateDisplay()
-
   clearRenderedLines: ->
     @renderedLines.empty()
     @firstRenderedScreenRow = null