Fixed DateTime compiler errors.
Merge pull request #1236 from NoesisLabs/master

Support JWT functionality in System.IdentityModel.Tokens.Jwt
Merge pull request #1238 from esdrubal/datetimeoffset

Fixed DateTime compiler errors.
[runtime] Fix a crash in the logging profiler when enumerating elf images.
Merge pull request #1 from mono/master

Update from Mono:master