Converted show machine and show model to use the get method.
Converted show machine and show model to use the get method.

[git-p4: depot-paths = "//eai/aquilon/aqd/": change = 637144]

guillaume-philippon/aquilon,stdweird/aquilon,stdweird/aquilon,quattor/aquilon,quattor/aquilon,guillaume-philippon/aquilon,stdweird/aquilon,guillaume-philippon/aquilon,quattor/aquilon