removed extraneous files

-fmodules obviates implicit framework linking
minor tidy / cull / refactor
Readme, license, unit tests..

Added read me and license to project tree.

Removed obnoxious, redundant, and space-hogging license from headers, etc.  see http://programmers.stackexchange.com/a/125841/32277

updated submodule commits for specta, etc.. and fixed unit tests, which weren't building / migrated them to xctest.