Merge branch 'release/poc5-rc12'
Merge branch 'release/0.5.13'
Merge branch 'release/0.5.14'
Merge branch 'release/0.5.15'
bump v5.15
Merge branch 'develop'
Merge pull request #26 from ethersphere/master

bump v5.15
Merge branch 'develop'
Merge branch 'master' of github.com-obscure:ethereum/eth-go
Using remote for test cases
wip
Merge branch 'develop' of github.com-obscure:ethereum/eth-go into develop
Merge branch 'develop' into interop
Generic trie
Iterator fix
Added Paranoia check for VM execution