Prepare dev for 3.0.1

Author: janiversen

README.rst

@@ -19,7 +19,7 @@ Supported versions
 
 Version `2.5.3 <https://github.com/riptideio/pymodbus/releases/tag/v2.5.3>`_ is the last 2.x release (Supports python 2.7.x - 3.7).
 
-Version `3.0.0 <https://github.com/riptideio/pymodbus/releases/tag/v3.0.0>`_ is the latest release of 3.0.0 (Supports Python >=3.8).
+Version `3.0.0 <https://github.com/riptideio/pymodbus/releases/tag/v3.0.0>`_ is the current release (Supports Python >=3.8).
 
 Remark: "Supports" means that we only test with those versions, lower versions (e.g. 3.7) might work depending on the functionality used.
 

pymodbus/version.py

@@ -37,7 +37,7 @@ def __str__(self):
         return f"[{self.package}, version {self.short()}]"
 
 
-version = Version("pymodbus", 3, 0, 0, "rc1")
+version = Version("pymodbus", 3, 0, 1, "dev0")
 version.__name__ = (  # fix epydoc error # pylint: disable=attribute-defined-outside-init
     "pymodbus"
 )