Enabled Performance Logs for iOS
Fix unicode in Selendroid
Merge pull request #3530 from axemclion/perf

Enabled Performance Logs for iOS
Merge pull request #3578 from imurchie/isaac-unicode

Fix unicode in Selendroid
allow native safari automation on real devices > 7.1
turns out maybe it was only 6.x that didn't allow us to do this - fix #3331

also, create a mode where if we expect instruments to exit, we don't try to
connect the bootstrap to the command proxy, avoiding error crashes
- fix #3539, fix #3397
truncate atom in log for webkit-rdp