Jedrzej Nowak 47104fa536 Added info that our examples require nodes
After merging #I245039eac2f78afca8157b033f64e051b9365463 we will need to
create nodes before example

Change-Id: Iad17dce86ba7e0737489cc1d671eb62cba3563e2
2016-02-01 16:26:04 +01:00
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