Add README.md

Add default README.md file
Merge pull request #2 from NMTCC/develkhan

Add README.md
Add PetroMod software

Add PetroMod software, two installers and a windows env to set license
server.

Refactor software into profiles::software::[PACKAGENAME]
Merge pull request #3 from NMTCC/petromod

Add PetroMod software