Merge pull request myloveCc#19 from myloveCc/dev

Add OutofMaxlengthException

Update README.md

Merge branch 'master' of https://github.com/myloveCc/NETCore.Encrypt

Merge pull request myloveCc#9 from catcherwong/master

Fix RSA fails in Linux/OS X

Merge pull request myloveCc#5 from catcherwong/master

add support for the length of MD5 hash result .

Update README.md