Bump DEFAULT_TRANSACTION_MAXFEE
Bump DEFAULT_TRANSACTION_MAXFEE

Should be smth like "smallest DS denomination (0.10000100)" + X * "denom tails"
to avoid triggering "absurd fee" error.
I think that 0.2 i.e. having 100 of 100s "tails" (or 1000 of 10s etc) should be enough.

Closes #737

ivansib/sibcoin,dashpay/dash,thelazier/dash,dashpay/dash,nmarley/dash,schinzelh/dash,lakepay/lake,worldbit/worldbit,dmrtsvetkov/flowercoin,ivansib/sib16,BlockchainTechLLC/3dcoin,willwray/dash,diggcoin/diggcoin,worldbit/worldbit,ivansib/sibcoin,rdqw/sscoin,alejandromgk/Lunar,crowning-/dash,BlockchainTechLLC/3dcoin,BlockchainTechLLC/3dcoin,ivansib/sib16,HeliumGas/helium,nmarley/dash,diggcoin/diggcoin,aspirecoin/aspire,biblepay/biblepay,worldbit/worldbit,thelazier/dash,PandaPayProject/PandaPay,projectinterzone/ITZ,UdjinM6/dash,willwray/dash,ivansib/sib16,aspirecoin/aspire,alejandromgk/Lunar,ivansib/sibcoin,Petr-Economissa/gvidon,UdjinM6/dash,ionomy/ion,rsdevgun16e/energi,projectinterzone/ITZ,dashpay/dash,terracoin/terracoin,RyanLucchese/energi,nmarley/dash,crowning-/dash,aspirecoin/aspire,dmrtsvetkov/flowercoin,BlockchainTechLLC/3dcoin,jmgilbert2/energi,rdqw/sscoin,rdqw/sscoin,PandaPayProject/PandaPay,jmgilbert2/energi,terracoin/terracoin,lakepay/lake,ivansib/sib16,thelazier/dash,RyanLucchese/energi,biblepay/biblepay,aspirecoin/aspire,ediston/energi,Petr-Economissa/gvidon,alejandromgk/Lunar,willwray/dash,schinzelh/dash,dmrtsvetkov/flowercoin,HeliumGas/helium,diggcoin/diggcoin,schinzelh/dash,PandaPayProject/PandaPay,ediston/energi,jmgilbert2/energi,worldbit/worldbit,schinzelh/dash,alejandromgk/Lunar,aspirecoin/aspire,rsdevgun16e/energi,rdqw/sscoin,RyanLucchese/energi,thelazier/dash,UdjinM6/dash,HeliumGas/helium,biblepay/biblepay,worldbit/worldbit,terracoin/terracoin,UdjinM6/dash,HeliumGas/helium,willwray/dash,ivansib/sibcoin,ediston/energi,thelazier/dash,rsdevgun16e/energi,alejandromgk/Lunar,terracoin/terracoin,alejandromgk/Lunar,biblepay/biblepay,Petr-Economissa/gvidon,jmgilbert2/energi,willwray/dash,nmarley/dash,ionomy/ion,ionomy/ion,diggcoin/diggcoin,crowning-/dash,ediston/energi,jmgilbert2/energi,dmrtsvetkov/flowercoin,nmarley/dash,willwray/dash,lakepay/lake,Petr-Economissa/gvidon,schinzelh/dash,RyanLucchese/energi,dmrtsvetkov/flowercoin,lakepay/lake,ionomy/ion,ivansib/sibcoin,rdqw/sscoin,HeliumGas/helium,ivansib/sib16,PandaPayProject/PandaPay,dashpay/dash,terracoin/terracoin,projectinterzone/ITZ,rdqw/sscoin,projectinterzone/ITZ,ionomy/ion,crowning-/dash,nmarley/dash,biblepay/biblepay,rsdevgun16e/energi,biblepay/biblepay,ionomy/ion,BlockchainTechLLC/3dcoin,jmgilbert2/energi,RyanLucchese/energi,rsdevgun16e/energi,biblepay/biblepay,ivansib/sibcoin,ivansib/sib16,UdjinM6/dash,schinzelh/dash,Petr-Economissa/gvidon,dmrtsvetkov/flowercoin,lakepay/lake,crowning-/dash,aspirecoin/aspire,Petr-Economissa/gvidon,terracoin/terracoin,lakepay/lake,worldbit/worldbit,diggcoin/diggcoin,BlockchainTechLLC/3dcoin,rsdevgun16e/energi,RyanLucchese/energi,dashpay/dash,nmarley/dash,diggcoin/diggcoin,projectinterzone/ITZ,crowning-/dash,ediston/energi,PandaPayProject/PandaPay,PandaPayProject/PandaPay,ediston/energi,biblepay/biblepay,HeliumGas/helium