Fix py-evm version (#1570)

* Fix py-evm when it's in alpha

* Downgrade py-evm

* upgrade py-evm

* remove py-evm restriction

* Fix trie

* Fix versions

* Edit versions

* Edit versions

* Restrict versions

* Remove eth-tester

* add blake2b

Author: norhh

requirements.txt

@@ -1,24 +1,24 @@
 blake2b-py
 coloredlogs>=10.0
-coincurve
+coincurve>=13.0.0
+asn1crypto>=0.22.0
 configparser>=3.5.0
-coverage
+coverage>6.0
 py_ecc<5.0.0,>=1.4.7
-eth_abi
-eth-account
+eth_abi<3.0.0,>=2.0.0b4
+eth-account<0.6.0,>=0.5.6
 ethereum-input-decoder>=0.2.2
 eth-hash>=0.3.1
 eth-keyfile>=0.5.1
 eth-keys<0.4.0,>=0.2.1
 eth-rlp>=0.1.0
-eth-tester
 eth-typing<3.0.0,>=2.1.0
 eth-utils<2
 jinja2>=2.9
 mock
 persistent>=4.2.0
 py-flags
-py-evm
+py-evm==0.5.0a1
 pysha3
 py-solc-x
 py-solc
@@ -27,7 +27,7 @@ pyparsing<3,>=2.0.2
 pytest-cov
 pytest_mock
 requests
-rlp<3.0.0
+rlp<3
 semantic_version
 transaction>=2.2.1
 typing-extensions<4,>=3.7.4