Update Note for 1.70b Version

Change the name of CONP package

Update Note for 1.69 Version

1. Fix the critical bug on invalid energy conversion of the potential constraint
2. Fix the bug on the ave. and std. calculation of the electrode charges

Version 1.68

Update Note for 1.68 Version

1. Add the patch for atom.cpp to fixed the bug during the neighbour list rebuilding reordering the sequence of atoms.
2. Fixed the bug on the post-treatment step in PCG and PPCG functions
3. Fixed the bug on the post-analysis step
4. Fixed the bug on the free of electrode_control class
5. Fixed the bug on the calculation of B0_prev in the charge-conservation model

version 1.66

First Pulication Verision for LAMMPS 2021 version