Fix bug where you can't move rightward over fold placeholders

Fold placeholders needed to be real token objects so their screen / buffer deltas would be defined in ScreenLineFragment.proto.translateColumn

src/app/point.coffee

@@ -57,7 +57,7 @@ class Point
 
   isEqual: (other) ->
     other = Point.fromObject(other)
-    @compare(other) == 0
+    @row == other.row and @column == other.column
 
   isLessThan: (other) ->
     @compare(other) < 0
@@ -75,4 +75,4 @@ class Point
     "(#{@row}, #{@column})"
 
   toString: ->
-    "#{@row},#{@column}"
+    "#{@row},#{@column}"

src/app/renderer.coffee

@@ -6,6 +6,7 @@ EventEmitter = require 'event-emitter'
 Range = require 'range'
 Fold = require 'fold'
 ScreenLineFragment = require 'screen-line-fragment'
+Token = require 'token'
 foldPlaceholderLength = 3
 
 module.exports =
@@ -193,7 +194,7 @@ class Renderer
     folds.sort (a, b) -> a.compare(b)
 
   buildFoldPlaceholder: (fold) ->
-    token = { value: '...', type: 'fold-placeholder', fold, isAtomic: true }
+    token = new Token(value: '...', type: 'fold-placeholder', fold: fold, isAtomic: true)
     new ScreenLineFragment([token], token.value, [0, token.value.length], fold.getRange().toDelta())
 
   screenLineRangeForBufferRange: (bufferRange) ->

src/app/token.coffee

@@ -4,7 +4,7 @@ class Token
   type: null
   isAtomic: null
 
-  constructor: ({@value, @type, @isAtomic, @bufferDelta}) ->
+  constructor: ({@value, @type, @isAtomic, @bufferDelta, @fold}) ->
     @screenDelta = @value.length
     @bufferDelta ?= @screenDelta