can not use with xcode 7

[yongye507]

can not use with xcode 7, when run simulator crush in "void keyObjectISA = *((void *)keys[idx]);"

[BadSuNian]

How to solve

[danielStokowski]

+1. I fixed problem and created pull request: #184. You can also find it in my fork: https://github.com/danielStokowski/JSONKit. Let me know if it helped. Cheers

[jcbertin]

You may also see #158.

[hh2k]

@danielStokowski your fix works for me, thanks