no deep index is different than deep index = 0
fix PHP notice
change textual summary to arrays of data

sorry about the indentation. I'm more used to spaces than to tabs.
Merge branch 'master' of https://github.com/clarkerubber/engine-evaluator

* 'master' of https://github.com/clarkerubber/engine-evaluator:
  Changed requirement for reporting
  Changed JSON as per new specifications
  Incorrect values fixed
  Fixed incorrect sprint statement

Conflicts:
	engine-evaluator.php
Merge pull request #3 from ornicar/master

deep index and games summaries