add rspec test for Util::Decoder
Merge pull request #17 from ipmsteven/addUnitTest

yl - add rspec test for Util::Decoder
yl - disable StringLiterals check
Merge pull request #22 from ipmsteven/configHoundCI

yl - disable StringLiterals check
Polo/yl - add aruba test for xmfun download
yl - add VCR to mock web request
allow failure on ruby-head until the safe-yaml issue is fixed