[AB-78] adding new concept of feature modes, with splitting it up to new commands and default mode concept

refactoring command received handler to only load the entities in the same thread as the actual executed commands, so that user initiated context contains valid references from the same thread
updating documentation
fixing issue when the result of role calculation result in no experience role id

abstracto-application/pom.xml

@@ -17,7 +17,6 @@
     <packaging>pom</packaging>
 
     <modules>
-        <module>test-commons</module>
         <module>core</module>
         <module>templating</module>
         <module>abstracto-modules</module>