Make plumbum understand relative and abs paths
Make plumbum understand relative and abs paths

- Make jinja load its file system based on where the config
    file is. It's not necessarily true that the config file
    will live under the same directory as plumbum

Change-Id: I8056bd47946bd5335f07b99cb55e16251d73cef4

gneokleo/cloudwatch-to-graphite,crccheck/cloudwatch-to-graphite,crccheck/cloudwatch-to-graphite,gneokleo/cloudwatch-to-graphite