[TIMOB-20087](5_2_X) iOS: 5.1.X breaks ability to bind one collection to different views / reset collection
[TIMOB-20087](5_2_X) iOS: 5.1.X breaks ability to bind one collection to different views / reset collection

[JIRA](https://jira.appcelerator.org/browse/TIMOB-20087)  Revert ifdef to ifndef

mano-mykingdom/titanium_mobile,falkolab/titanium_mobile,falkolab/titanium_mobile,mano-mykingdom/titanium_mobile,ashcoding/titanium_mobile,mano-mykingdom/titanium_mobile,cheekiatng/titanium_mobile,jhaynie/titanium_mobile,jhaynie/titanium_mobile,ashcoding/titanium_mobile,cheekiatng/titanium_mobile,mano-mykingdom/titanium_mobile,falkolab/titanium_mobile,jhaynie/titanium_mobile,jhaynie/titanium_mobile,cheekiatng/titanium_mobile,cheekiatng/titanium_mobile,falkolab/titanium_mobile,cheekiatng/titanium_mobile,ashcoding/titanium_mobile,ashcoding/titanium_mobile,mano-mykingdom/titanium_mobile,falkolab/titanium_mobile,ashcoding/titanium_mobile,ashcoding/titanium_mobile,jhaynie/titanium_mobile,mano-mykingdom/titanium_mobile,jhaynie/titanium_mobile,cheekiatng/titanium_mobile,falkolab/titanium_mobile,cheekiatng/titanium_mobile,falkolab/titanium_mobile,jhaynie/titanium_mobile,mano-mykingdom/titanium_mobile,falkolab/titanium_mobile,cheekiatng/titanium_mobile,ashcoding/titanium_mobile,ashcoding/titanium_mobile,jhaynie/titanium_mobile,mano-mykingdom/titanium_mobile