- Adds modfiles for chimes_calculator and lmp (UT-TACC.mod)
- Adds a special lmp Makefile for Stampede3
- Updates install scripts (chimes_calculator & lmp) to make use of new modfiles/Makefile

When compiling the chimes_calculator (./) or lmp (./etc/lmp) on Stampede3, use:
export hosttype=UT-TACC; ./install.sh

Add support for compilation and use on UT-TACC's Stampede3.

Update modfiles for LLNL-LC

Merge updates from primary (rk-lindsey) repo and add support for compilation on Stampede3

Add support for UT TACC Stampede3