readme and script update

readme updated

added shell script for git submodule update

git submodule - trying to avoid checkoed out state

added submodule acf-jacinto

added update = rebase in .gitmodules

submodules are now tracking .

added back submodules with branch tracking

removed submodules to add it back later to be able to track a branch

readme updated

readme documentation added

license file added

added git ignore file

added git sumbodules

initial commit