Tests rewritten to XML matching from text matching
Added running time in JUNit reporter  for each testcase
Code style fixes
adding  dependencies for all Spec targets
updated Specs for using with 7.0— SDKs (6.0, 5.0)
[1]  => objectAtIndex[1]
firstObject => objectAtIndex[0]
Merge pull request #169 from PaulTaykalo/junit-xml-reporter

Junit xml reporter (time attribute for testcases in report)
Instruments no longer reports any memory leaks
Added spy specs to test run.
Restored accidental fail text change.
This file isn't compiled with ARC
Error handling follows Cocoa idioms
Reverted memory management changes for spies