Update version to 3.1.0

Author: enisn

common.props

@@ -1,7 +1,7 @@
 <Project>
   <PropertyGroup>
     <LangVersion>latest</LangVersion>
-    <Version>3.0.0</Version>
+    <Version>3.1.0</Version>
     <Authors>enisn</Authors>
     <Description>A Filtering framework. The main purpose of the library is to generate LINQ expressions for Entities over DTOs automatically.</Description>
     <PackageReleaseNotes>New query types were added.</PackageReleaseNotes>