add ssh host attribute
Revert "replace timed_provision for builtin"

This (partially) reverts commit dd17f235712bb4aeb6930846accce0a0e82240e6.
pesky vim files
align
add spec entry
update attribute doc
add array of attr support, guard against .send() throws
ssh_host_attribute entry
clean warnings
Revert "rsync respects .gitignore filters"

This reverts commit ee9e0543fd5e042e60aa2f3e374a5e0a1880ce37 and include
Vagrantfile in the excludes
release 0.4.0
and the dev goes on