Fixed huge mistake in Clock code (Allocating a mutex everytime instead
of locking it)
HashDigest and StringStream class are no longer thread-safe (That was
stupid anyway)
Former-commit-id: d07a6859df27eac2c5171e75720b3963b6a5fbbb
Updated copyright year (Yay, 515 file updated)
Regenerated global headers
Fixed some typo
Improved some shaders
-Blah blah blah-
Thank you all for supporting my project !
-Lynix
Former-commit-id: e4e741b318ba4f203da5ffd265bd5e516e7ffd7d