安装
打开：reveal
选择：
打开xcode项目，把reveal.framework拖到项目里
设置Other Linker Flags
如果在运行的时候，报下面错误：
Undefined symbols for architecture i386: “_deflate”, referenced
from:
-[IBAHTTPJSONResponse initWithJSONString:compress:] in Reveal(IBAHTTPJSONResponse.o) “_deflateEnd”, referenced from:
-[IBAHTTPJSONResponse initWithJSONString:compress:] in Reveal(IBAHTTPJSONResponse.o) “deflateInit2“, referenced from:
-[IBAHTTPJSONResponse initWithJSONString:compress:] in Reveal(IBAHTTPJSONResponse.o) ld: symbol(s) not found for architecture
i386 clang: error: linker command failed with exit code 1 (use -v to
see invocation)
则把这里的-ObjC改为-lz
另外下一步要引入的框架加入一个：
libz.dylib
4.需要引入的框架： 
使用
启动xcode的项目，
打开reveal，点击这里 
运行结果截屏： 