- Perform some housekeeping on scalar math function code
- Import ARM's Optimized Routines for SIMD string processing
- Upgrade to latest Chromium zlib and enable more SIMD optimizations
These will now be included in the cosmopolitan.a releases. It took a bit
of time because, these functions depend on heavyweight parts of the libc
that wouldn't be appropriate for the core zlib library to depend upon.
Fixes#345