Fix README.md

Bump version to 2.2.0

ConfigFramework/__init__.py

@@ -3,4 +3,4 @@
 from .base_config import BaseConfig  # noqa: package exported variables
 from .dump_caster import DumpCaster  # noqa: package exported variables
 
-__version__ = "2.1.1"
+__version__ = "2.2.0"

README.md

@@ -70,20 +70,23 @@ See examples with explanation [here](https://github.com/Rud356/ConfigFramework/b
 ```python3
 from ConfigFramework import BaseConfig
 from ConfigFramework.loaders import DictLoader
-from ConfigFramework.variables import ConfigVar
+from ConfigFramework.variables import ConfigVar, IntVar
 from ConfigFramework.custom_types import VariableType
 
 loader = DictLoader.load({"a": 1, "b": 2.22})
 
 
 class Config(BaseConfig):
-    a: VariableType[int] = ConfigVar("a", loader)
-    b: VariableType[float] = ConfigVar("b", loader)
+    # Following method of type hinting is deprecated and will be deleted in 2.5.0
+    a: VariableType[int] = IntVar("a", loader)
+    # Since 2.2.0 it's recommended to use ConfigVar to type hint things
+    b: ConfigVar[float] = ConfigVar("b", loader)
 
 
 conf = Config()
 # You will get float functions suggestions from IDE if you use it like that!
 conf.b.value.as_integer_ratio()
+
 ```
 
 ## Supported formats