Add license header to all source files. Fix #1217

app/ProcessCpuProfiler.ts

app/cli.ts

app/lib/blockchain/BasicBlockchain.ts

app/lib/blockchain/DuniterBlockchain.ts

app/lib/blockchain/IndexedBlockchain.ts

app/lib/blockchain/MiscIndexedBlockchain.ts

app/lib/blockchain/SqlBlockchain.ts

app/lib/blockchain/SqlIndex.ts

app/lib/blockchain/Switcher.ts

app/lib/blockchain/interfaces/BlockchainOperator.ts

app/lib/blockchain/interfaces/IndexOperator.ts

app/lib/common-libs/buid.ts

app/lib/common-libs/constants.ts

app/lib/common-libs/crypto/base58.ts

app/lib/common-libs/crypto/keyring.ts

app/lib/common-libs/crypto/nacl-util.ts

app/lib/common-libs/dos2unix.ts

app/lib/common-libs/index.ts

app/lib/common-libs/parsers/GenericParser.ts

app/lib/common-libs/parsers/block.ts