Updates: Safari 7.1 and Xcode 6.0.1

The updates include Safari 7.1 and Xcode 6.0.1.

Here is the space difference between before and after for the update:

Command: df -lak	Used(Kilobytes in 1024-blocks)
Before Safari	…5,488,700
After Safari	…4,740,172
Difference (A-B)	-748,528
After Xcode	…2,838,028
Difference (AX-AS)	-1,902,144
Capacity	50%