GDG DevFest Ukraine 2012 #5 [0719]

#1 http://www.youtube.com/watch?v=6J7PDA_H0_0 #2 http://www.youtube.com/watch?v=zzEPbMrMxAs #3 http://www.youtube.com/watch?v=L3dDIyZ3R24 #4 http://www.youtube.com/watch?v=cou3FHHOi1M #5 http://www.youtube.com/watch?v=1eU535YIeV8 #6 http://www.youtube.com/watch?v=X8TF90nhX3w #7 http://www.youtube.com/watch?v=gQ9AxeVwsCc #8 http://www.youtube.com/watch?v=rPQjhiW3RJA https://www.youtube.com/watch?v=6wHmFzeBzjg https://developers.google.com/events/11337778/ https://plus.google.com/u/0/events/cgmneikeufrj0b74h0341ocudfg