Log-polar processing

add following class
* ImageProcessing (Base Class)
* LogPolar
* ImageResizer

image -> log-polar -> resize -> || -> enlarge -> inverse log-polar

![screenshot_from_2014-12-25 08 42 14](https://cloud.githubusercontent.com/assets/4415085/5557094/4f113360-8d34-11e4-979d-40c331bb9e9a.png)

![screenshot_from_2014-12-25 08 42 29](https://cloud.githubusercontent.com/assets/4415085/5557100/5d7521e6-8d34-11e4-8fc9-a129cca258ec.png)

![screenshot_from_2014-12-25 08 42 37](https://cloud.githubusercontent.com/assets/4415085/5557101/60e45f86-8d34-11e4-9fa6-3acb949486d6.png)

![screenshot_from_2014-12-25 08 42 20](https://cloud.githubusercontent.com/assets/4415085/5557102/64aa5bde-8d34-11e4-8798-e62b5832159b.png)