Merge branch 'develop' of https://github.com/cb-geo/mpm into refactor…

…/particles

💻 TBB Parallel halo exchange

🚧 Add phase to datastore

🔨 🔥 Refactor two phase solver

💻 Refactor MPM Explicit analysis types

Change the output of pressure && Delet the update_pressure in compute…

…_strain of water phase

Merge pull request #463 from tianchiTJ/remove

Define remove step && resume remove step

🚧 Galaxy integration

Merge pull request #417 from z149181511/contact-new

Contact computation

🔨 Fix divergence matrix calculation of SF and Grad