Incorrect picture output order in two-layer stream

[fbossen]

Example encoding with two layers:
EncoderApp -c cfg/encoder_randomaccess_vtm.cfg -c cfg/multi-layer/two_layers.cfg -l0 -c cfg/per-sequence/BasketballDrive720p.cfg -l1 -c cfg/per-sequence/BasketballDrive.cfg -f 17

Example incorrect output:

       0, 1920, 1080,54da25033badc0d3d0f40eb7d1a45676,4ea669f1abf603ab3938a316636cec4b,0993c2e6504570bb260b9a9990981965
       4, 1920, 1080,257994e86302ace7e4e4b9f8d01398e8,539bce508f3d72095ebaed75dcef42bb,3c0d4c6f78554adaac77737d7ce69805
       8, 1920, 1080,4395acd168021df99d296d94fcad7bcf,481e47b20064907e4909bb746e60c906,ce2ce4aad828a0f59f48be574842192b
      16, 1920, 1080,5dfea338eb1b7ec612a18378a0a449af,9140cac3843270e60c6be7a324164fc3,913a5df78bdf2a09730e329c79a22010
       0, 1280,  720,5756290c9d27c4c864ff09349c8e4244,7375afd9704b1e23893a36693c0d0707,4e74680283ca5bfcfaccac851b5c5012
       1, 1920, 1080,0e6647645898ad13f8b8133b5fdcf521,a457e538d40003188d7b6245c128b1f3,a7c93dd25fce320216deced612f7c419
       1, 1280,  720,3e76466b4602c295445e23b75be23eec,5df989c02324d0bfbd68b082b65b611a,dde34527061943800f9af717cfcd0327
       2, 1920, 1080,73eb2f915c9dfd2670120705a9063d8d,f626c839fb0e38c577b8d00cecd5e25f,9fc140fde9bd7eb795df114802c14d1a
       2, 1280,  720,6e70e54feb52b57273b816daafc23420,65f58ad4c95729c713a6988e1ef1fc25,8f72abd7691e31f808f127a294426817
       3, 1920, 1080,fd03030a8e99e26223978a3220d17d5f,268c43fa15cf7c6246a7f999e3af6a9f,434829b04818bd74efe7f2a648c0680d
       3, 1280,  720,62ecd093cdf010efc475f453d9c06067,56045749e386447e29dba5aca4210c46,dbd0870a0a99ca4e9a3ed11d79fb3662
       4, 1280,  720,382569c0d7efe4aac19ca9eb20c935e3,5b1b2d95a464707e4ff9a03fff9bdb59,f999694e6a85475992fa9e82f489bb2d
       5, 1920, 1080,ae4ec2d0e0d1ad9fe9ac28dcf8e0fee0,04ce1c3ef7030f85de57fce744fad410,c5ce92385a492ce2fd17ec52b7f0105d
       5, 1280,  720,e957ac0c488d33c2931c9e10f5d550db,7317c81053d5f9f54509bc4db7790b41,868df5e2c0135247f673679bfe5231f3
       6, 1920, 1080,e81e1e97432c4aa86da858856198987f,7209d35da1e7fea5b18903c4902dae4d,ba77cadd45f549b67828f5ff9432ee26
       6, 1280,  720,b26880caeb0fd396095cdd550449678c,aee6086134fd43ac20777d60a6d6eb46,6e5dd7fef36e3c70bcace4c1b9111a82
       7, 1920, 1080,d134a17c190518524dd06a70560f2489,d445ac9d0d4d7bb4970521b0dc7e485c,120a6c34d3475b1d81bc5bc8508c3e76
       7, 1280,  720,39dcf12f331a9ccd37a79d47dce7aec2,282124dc71551f8710a025ef42c9a4ff,93ed1c9eb14bfe6ab587e3e14041f5dc
       8, 1280,  720,881a608dea0f941bd6da0ca8f992f20b,705293142811f2f04c52491a944c7c65,23ef5218f9fc525b5bb5051a9c173d52
       9, 1920, 1080,498cc6e68450a34c2b06ed85d4b02619,c8829690deb29cfe9df8f058929b6a51,296ed9edb79231b1a4615280244e6f48
       9, 1280,  720,5b5eb1420fef6eaab05264bbb8ebec98,e0846dffedcadeb457a69b42646e0cc4,6178ed79230e2b904eb953972f1092ea
      10, 1920, 1080,6368280ca43ef0acd7568a19c7d60bf4,e5f32952f9ae34420b2f02c2af9aff85,8fcce8d56b0ff02fd854aa6a9f434de7
      10, 1280,  720,aa658288c29b276ef0f8bdf74909b939,53482ffc16e2393eb33bd9395490eeb5,52ada80939074a1a126b856b3b491ddd
      11, 1920, 1080,80f66a609c5c217001691e892e1f33c9,a7136ba68c4a52de24bb2f3bc7f0d2cb,f9c62def0998dfca565d8890638b873c
      11, 1280,  720,e419884ec73dc4d066742adfe8418cd3,b2287f912e71a265a47eca423891a430,5fb139faae68d4955bba1cfeb0e15b78
      12, 1920, 1080,50b7e88e6cc5fb4893affed751433a45,9f63e5ce850c3affa1e3e22b76886148,e7c01359fcb3dfb042b71a783fd4c606
      12, 1280,  720,202392a515a1df4f54b79b1bf43a1488,381af4d3ebbb471cf67733752f169a96,896f6c209d2ae6419bb05274a8f2a261
      13, 1920, 1080,6dca07683886b0245dde910472e7e119,f407f505f0d9ac1e730c56e2f24ff654,c69b34d32aacde9adbd406a24e4775ea
      13, 1280,  720,5a4ec2d24812d61440dfa709f2353c29,db65d94502115661a8a3a043227c65d8,c8bc3a8b1776af70fffaa44767925052
      14, 1920, 1080,834b910cd2776c48c0577a625b487f0b,065d543c4b92de5bc5f93bf20dc45c70,7dc9030ac41c38e0472867576d8081b0
      14, 1280,  720,b8a4221c7bc852ae0cfff456367885ba,caae018078d719254c87253a8bbf0bbf,ac01be0a98553c2d84b2d6bc2d36fbb6
      15, 1920, 1080,5cb707572a2f563e6a09e17f641b97cb,cca6ec1b974a4336b689f2e108012a4d,bd701400809bbaf664ac1999e2491885
      15, 1280,  720,434af9a7d42b23223fa6af223f27e78b,225ab0b946e779807cf43a5d193f8b6d,73658bd27bcf6b7bc4c88a3da5613f4d
      16, 1280,  720,e341e6fd2e888a68340e38d6eb14fb05,3a5b5600c533ef115a6c1aeb4ed9f628,3ecc442b566ae0a031a35b3f2f7b470f