use Tempfile for jnlp
Merge pull request #9 from dougm/jnlp-tempfile

use Tempfile for jnlp
0.3.13
added supermicro support, power control only, more to come
fixed regex in detect
corrected power action codes
Add support for new versions of iDrac7

Change-Id: Ie4db134e7736b046ebcddc3cc2f2333dbc7f5950
0.3.14
normalize json dependency

this should permit build on Trusty
0.3.15