Added a simple auto-management tool for ec3.
Merge branch 'devel' of https://github.com/grycap/ec3 into devel
Added links in README.
Add random IM credentials to auth if needed.
Changed terminal width for the animation to 90.
ec3 launch saves cluster information as soon as possible.
Added include class to include templates from templates.
Fixed compatibility issues for python 2.6.
Fixed templates for redhat distributions and refactorized IM recipes.