fix for issue #933:ng-repeat does not work with primitive types

[zhenbzha]

• add one func in HashQueueMap
• fix ngrepeat issues mentioned in ng-repeat does not work with primitive types #933
• add tests

[zhenbzha]

• use isObject() help function
• use hasOwnProperty instead of checking undefined
• remove obsolete indexvalues
• add more unit tests
• fix indentations ... I am using webstorm. and indentation looks fine in IDE, however, after checkin, indentation is messed up. now i have manually fix all(hopefully) indentation issues

Here are fiddles after fix for error scenario reported in this issue:
http://jsfiddle.net/zhenbzha/5PcxY/
http://jsfiddle.net/zhenbzha/uayCv/
http://jsfiddle.net/zhenbzha/YqtWw/1/
http://jsfiddle.net/zhenbzha/FhzDV/

[vojtajina]

Thanks for your contribution! In order for us to be able to accept it, we ask you to sign our CLA (contributor's license agreement).

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[zhenbzha]

Hi,

CLA has been signed.

[mhevery]

Thanks for signing CLA, and sorry for the long delay. Working on merging this in.

[mhevery]

I am sorry I can not find you in our signing logs, and as a result I can not merge this. What name/email did you use when you signed it?

[zhenbzha]

If remembered correctly ... : Zhenbo Zhang/zhenbo.zhang1981@gmail.com

[mhevery]

MERGED