rebase

Make default argument for virtual method Neighbor::build() explicit

Make default argument for pure method Integrate::setup() explicit

argument for Integrate::setup() made explicit

Tiny update to fix latte for checking library version

Added warning to discourage use of group all and fixed some segfault …

added old tangent to fix_neb for AGNI potential

per-atom property dynamic group

2nd try on LATTE error returns, plus a couple minor doc edits

Clarify the comment as to why this else branch was added and what this represents.

Lennard-Jones with Coulomb interactions accounted through Wolf sum

Collected small changes for next patch release