add kerberized access to PuppetDB using httpi with curb
Merge pull request #1 from reguero/kerberos

add kerberized access to PuppetDB using httpi with curb
move requires to create_http_kerb so that the dependencies are not added to the non Kerberos mode as suggested by ploubser
Merge branch 'kerberos'
Merge pull request #3 from reguero/master

add kerberized access to PuppetDB