Bumped cluster version to 1.14. Cluster handshake now exchanges error messages.
Merge branch 'next' into daniel_2657_2
Bump disk version to v1.14
Overhauled cluster connection result exchange.
Merge branch 'next' into daniel_2657_2
Added a missing space + very minor refactoring of cluster connectivity error handling.
Merge branch 'next' into daniel_2657_2
Merge branch 'next' into daniel_geo

Conflicts:
	src/version.hpp
Make branch compile again after previous merge (replaced datum_ptr_t uses)