.gitignore: Ignore all build & third-party dirs
Add nomlib's platforms.hpp file into project sources
Initial commit of sublime project file
Initial commit of third-party files
Remove cmake build script from git ignore filter
Fix several issues within build script when compiling for iOS

* Introduce platforms.hpp.in cmake template file

* Compile & link with external dependencies provided from project's
third-party/ios dir.

* Install the built app bundle to iPhoneSimulator.

* Add src/platforms.hpp to gitignore filter
TODO.md: Add a couple new items
Update sublime project file