Implement 64-bit array operations for byte[]
Remove SSE3 instructions
Use correct mov instruction
add nothrow to debug code
add TypeInfo to GC calls
Merge pull request #816 from economicmodeling/arraybyte_64bit

Implement 64-bit array operations for byte[]
Merge pull request #819 from rainers/gc_fix_nothrow

add nothrow to debug code in GC
Merge pull request #821 from rainers/gc_typeinfo

add TypeInfo to GC calls
Revert "Fix for 12837: Duration's get and individual unit getters are bug-prone."

This reverts commit 3508ce56c3c299709f747e59bdfcace03dd6f30c.

Okay, since Martin merged this so quickly without discussion, and Steven
seems to feel very strongly about needing to discuss it further, I'm
reverting this commit and will then open a new pull request for it.
Merge pull request #824 from jmdavis/time

Revert "Fix for 12837: Duration's get and individual unit getters are bug-prone.
Fix conflicts
Added smarter verifications