#2211: merged r11450, r11466, r11483, r11514, r11515 and r11890 into stable #2234: merged r11308, r11309, r11326, r11337, r11340, r11339, r11342, r11361, r11427, r11447, r11464, r11542, r11544, r11545, r11547, r11548 into stable #2239: merged r11437, r11439 and r11472 into stable #2262: merged r11436, r11440, r11471, r11474, r11477, r11479, r11480, r11605, r11657, r11721, r11734, r11735, r11787, r11788, r11789 and r11826 into stable