chore: version bump to 2.1.0 (#66)

changes:
- `Directory.Build.props` modified

closes #65

Author: BoBoBaSs84

Directory.Build.props

@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <VersionMajor>2</VersionMajor>
-    <VersionMinor>0</VersionMinor>
+    <VersionMinor>1</VersionMinor>
     <VersionPatch>0</VersionPatch>
     <VersionPrefix>$(VersionMajor).$(VersionMinor).$(VersionPatch)</VersionPrefix>
     <VersionSuffix Condition="$(Configuration.Equals('Debug'))">Development</VersionSuffix>