+ Option to downgrade WRMHEADERs to v4.0.0.0

+ Removed CRC32 checksum
+ Several small fixed

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "poetry.core.masonry.api"
 
 [tool.poetry]
 name = "pyplayready"
-version = "0.0.2"
+version = "0.1.0"
 description = "pyplayready CDM (Content Decryption Module) implementation in Python."
 license = "GPL-3.0-only"
 authors = ["DevLARLEY"]
@@ -36,6 +36,7 @@ pycryptodome = "^3.21.0"
 construct = "^2.10.70"
 ECPy = "^1.2.5"
 click = "^8.1.7"
+xmltodict = "^0.14.2"
 
 [tool.poetry.scripts]
 pyplayready = "pyplayready.main:main"