Symlink python_deps.sh and add paragraph in the caveats
Rename python_deps.sh before installing to #{bin}
Do not rename python_deps script if building 4.4.6
Fix omero_python_deps caveats wording as suggested by @joshmoore
Merge pull request #25 from sbesson/10469_python_deps

Symlink python_deps.sh and add paragraph in the caveats (see #10649)