Massive build fix for iOS, ngen_arm.S (ARM JIT core) now compiles! The next goal… fix OGLES2. Because that’s completely broken. Also, updated .gitignore to properly ignore iOS build artifacts.
…And fixed a typo that was somehow made during the process of cutting-and-pasting.
Add explicit casting for iOS, Import iOS EGL headers

EGL headers imported from https://github.com/alco/EGL_mac_ios for use
in iOS specialty directory