fix #38 - purge sample_data upon test completion
Added Attributes to JSON File

record input clim filename and md5
same for sftlf
updted test json file and renamed it. fix #50
Merge pull request #118 from durack1/issue38_durack1_sample_data_purge

fix #38 - purge sample_data upon test completion
Merge pull request #119 from PCMDI/issue_50_expand_attributes_md5

LGTM
prettyfied path. fix #67
Merge pull request #120 from doutriaux1/issue_67_double_slash

prettyfied path. fix #67
Merge branch 'pcmdi_master'