Added [!637 (merged)][!637 (merged)] Refine standard library !577 (merged) Added trait associated types !612 (merged) Added int::bits_for and uint::bits_for type-level functions !624 (merged) Types can now be defined inside units Fixed !609 (merged) Fix alias flattening system to avoid codegen bugs with inlining enabled !610 (merged) Enforce trait requirements on types even if they are not explicitly instantiated !622 (merged) Fixed handling of -. by the compiler, now it can be used in code !629 (merged) Fix codegen bug with aliases and resets Changed !607 (merged) Remove the port type distinction. This is superseded by a Data trait. !611 (merged) Missing mod name; extern module declarations now produce warnings instead of errors !612 (merged) uint_bits_to_fit type-level functions emit a deprecation warning !623 (merged) Renamed --omit-stdlib-and-prelude to --omit-stdlib