[newTerm] group &/ collection

a class for group &/ collection is needed in for the following classes:

• human communy (HDO_00001018) definition "A group of persons which have a characteristic in common. "@en
• technology (HDO_00001013) definition "A collection which includes various types of entities that increase the efficiency of a planned process or its range of effect."@en
• tooling (HDO_00001016) definition "A collection of tools which is intended for a particular purpose."@en
• vocabulary (HDO_00002008) definition "A collection of terms."@en