Small typo fix.

Author: photonstorm

CHANGELOG.md

@@ -97,7 +97,7 @@ Please note that Phaser uses a custom build of Pixi and always has done. The fol
 * If a Display Object with a mask contained a child with a Filter, then the child would not render. The WebGLFilterManager now retains state and creates a new stencil buffer as required (thanks @hightopo #1842)
 * The Filter Texture and GL Viewport are now properly resized, fixing issues with custom resolutions and filters (thanks @englercj @amadeus #2326 #2320)
 * Graphics.generateTexture has a new argument `padding` which allows you to add extra spacing onto the generated texture. This is useful for small Graphics objects where you find a few pixels getting sliced off the edges due to rounding issues (#1933)
-* DisplayObject._generateCachedSprite (which is called from `updateCache` or when `cacheAsBitmap` is enabled) would bitwise | 1 the bounds width and height. This would often lead to incorrect rounding (heights of 4 would become 5, while heights of 5 would remain 5). This has now been removed and the width and height are passed through Mail.ceil and then checked to make sure they aren't less than 1 pixel in either direction (thanks @alesdotio #2078)
+* DisplayObject._generateCachedSprite (which is called from `updateCache` or when `cacheAsBitmap` is enabled) would bitwise | 1 the bounds width and height. This would often lead to incorrect rounding (heights of 4 would become 5, while heights of 5 would remain 5). This has now been removed and the width and height are passed through Math.ceil and then checked to make sure they aren't less than 1 pixel in either direction (thanks @alesdotio #2078)
 
 ## Version 2.4.4 - "Amador" - 15th October 2015
 

README.md

@@ -413,7 +413,7 @@ Please note that Phaser uses a custom build of Pixi and always has done. The fol
 * If a Display Object with a mask contained a child with a Filter, then the child would not render. The WebGLFilterManager now retains state and creates a new stencil buffer as required (thanks @hightopo #1842)
 * The Filter Texture and GL Viewport are now properly resized, fixing issues with custom resolutions and filters (thanks @englercj @amadeus #2326 #2320)
 * Graphics.generateTexture has a new argument `padding` which allows you to add extra spacing onto the generated texture. This is useful for small Graphics objects where you find a few pixels getting sliced off the edges due to rounding issues (#1933)
-* DisplayObject._generateCachedSprite (which is called from `updateCache` or when `cacheAsBitmap` is enabled) would bitwise | 1 the bounds width and height. This would often lead to incorrect rounding (heights of 4 would become 5, while heights of 5 would remain 5). This has now been removed and the width and height are passed through Mail.ceil and then checked to make sure they aren't less than 1 pixel in either direction (thanks @alesdotio #2078)
+* DisplayObject._generateCachedSprite (which is called from `updateCache` or when `cacheAsBitmap` is enabled) would bitwise | 1 the bounds width and height. This would often lead to incorrect rounding (heights of 4 would become 5, while heights of 5 would remain 5). This has now been removed and the width and height are passed through Math.ceil and then checked to make sure they aren't less than 1 pixel in either direction (thanks @alesdotio #2078)
 
 For changes in previous releases please see the extensive [Version History](https://github.com/photonstorm/phaser/blob/master/CHANGELOG.md).