moved vmdk extra disk creation to stack provider extension
changed dependency on knife-vagrant3 to knife-vagrant2 and bumped minor version
updated vagrant plugin config input to format accepted by knife-vagrant2
fixed issue where when output was being tee'ed it was not being written to the string
run_jobs defaults to wait on all jobs to complete before returning
update attribute handling logic to use Chef objects directly
container build updates/fixes after testing
build # bumped