Interface: Flip and orientation interface

Interface: Flip and orientation interface

Summary:
Added flip and orientation interface and used them in evas_image.
Removed efl_image_orientation_set API and used efl_orientation_set and efl_flip_set API.
In implementation part, converted enums back and forth in order to keep current implementation as it is.

Test Plan: src/examples/evas/evas-images5.c

Reviewers: singh.amitesh, raster, tasn, herdsman, woohyun, cedric, felipealmeida, jpeg

Subscribers: cedric, jpeg

Differential Revision: https://phab.enlightenment.org/D3844