Proof of burn

Author rewards:
13.029 SBD, 28.973 STEEM and 39.153 STEEM POWER for burnpost/re-burnpost-steem-experiment-burn-post-150-20180622t004018200z
20.129 SBD, 40.624 STEEM and 56.161 STEEM POWER for burnpost/re-burnpost-steem-experiment-burn-post-157-20180621t083958600z
26.834 SBD, 54.156 STEEM and 74.867 STEEM POWER for burnpost/steem-experiment-burn-post-157

Sold 46.934 SBD for 53.968 STEEM on internal market

https://steemd.com/tx/a082c5d12a358a69c5bf10ffeed578068c5e992f
https://steemd.com/tx/528fc73007df9aaec397cf3f0313a53133c5a04c

Power up of 177.721 STEEM since SBD > $1 (+123.753 STEEM reward)

https://steemd.com/tx/af7d188bdb4b758e93d54f4a59929a2c1de670f3
https://steemd.com/tx/77df4413256e33f430ed6758f7f9b66494fce563