optimize bootstrap.sh
optimize bootstrap.sh

- if [-e  command not found, details below
- wget to stdout without intermediate file
- mv -n pypy...  skips if target already exists
- mkdir -p pypy/lib   works if target already exists
- ln -snf  works if target already exists
- ~/bin/python exec   to remove hanging bash waiting for pypy to finish

Details on [-e: stdout: /home/core/.ansible/tmp/ansible-tmp-1425296644.0-190374525996480/bootstrap.sh: line 7: [-e: command not found
Single bracket is alias to [/usr]/bin/test and so it requires space before first argument. Double bracket is bash built in construct, so it doesn't fork/exec to verify existence of a file.
rjrivero/gwmanager,rjrivero/gwmanager,sigma/ansible-coreos-bootstrap,TimothyKlim/ansible-coreos-bootstrap,skilld-labs/ansible-coreos-bootstrap,rjrivero/gwmanager,defunctzombie/ansible-coreos-bootstrap,TimothyKlim/ansible-coreos-bootstrap,vmware/ansible-coreos-bootstrap,defunctzombie/ansible-coreos-bootstrap,rjrivero/gwmanager