fix Jsonya toString errors
location metadata properties update for softlayer
add support for more jclouds userdata and options, improve su semantics, and misc tidies
don't fail stop just because we didn't have a machine previously
add word count function and test
make cluster stop bypass mutexes so that it really stops things
fix tostring to template options
fix for multiple calls to stop
Merge pull request #1280 from ahgittin/misc

misc fixes from another customer integration, needing jclouds userdata, jsonya with lists, and tidying up stop