Copied the tutorial 'incompressible/icoFoam/cavity' from openFOAM 2.2.x.
First commit of the source code, already modified from the original execFlowFunctionObjects from OpenFOAM 2.2.x.
Pushing changes made to the utility and tutorial, as well as add the README.md file.
Merge branch 'master' of github.com:wyldckat/execFunctionObjects

Conflicts:
	README.md