0.12.16: [Anysigner] Add support to IoTeX, Wanchain and Waves (#624)

* Add IoTex and Wanchain

* Add waves support

* Add tron and nebulas support

* Added more ethereum based coins

0.12.15

Update decred explorer (#617)

0.12.14: Add Decred fee calculation (#613)

* Add decred fee estimation

* Fix old issue template

* Fix codacy warning

0.12.13: Cosmos.validate() return incorrect result (#614)

* Create CoinTypeTests.swift

* Fix cosmos swift tests

* Check hrp prefix

* use compare

* Fix terra tests

0.12.12: Fix XRP max amount (#598)

* - Fix XRP MAX_ALLOWED_AMOUNT (in drops)
- Add FIO blockchain type

* Remove max check

0.12.11

Improve AnySigner output message (#574)

0.12.10: Raw transaction for Nebulas (#567)

* First commit for Nebulas's functions.

* rename TWNebulasAddress.cpp

* Fixed the building errors.

* First passed all test.

* Revert protobuf link to protobuf-3.7.0

* Add nebulas raw transaction data support.

* signinginput support pass a payload string.

* test for escaped label

0.12.9: Refine Cosmos signing output (#568)

* return broadcast mode async, return signature instead of not used encoded data

* Fix typo

* set default to block mode

0.12.8: Cosmos unstake (#565)

* Add messages for cosmos unstake

* Added tests to unstake and withdraw rewards

0.12.7: Aeternity fixes (#551)

*   fix rlp encoding when int = 0

*  add tests RLP encoding of transaction int properties zero cases

*  update aeternity explorer url

*  clean up comments, fix test

*  add real address test case to ValidateAddressAeternity

* Use bytes in Aeternity.proto

* Fix signature encoding