updating the match the changes to unit conversion json response

Change-Id: I963f65ed82da668c33b1897f44191e090ecef651
Signed-off-by: Kunal Shroff <shroffk@bnl.gov>
add unit test for device name search with wildcards

Change-Id: Ia1b1cbb3ffbe56efc25dca3c5069f2222a7291b0
Signed-off-by: Kunal Shroff <shroffk@bnl.gov>
Add multi parameter query

Change-Id: If5ba3d38b86e0df78fdd63c1f01c58e2790c5739
Signed-off-by: Kunal Shroff <shroffk@bnl.gov>
..creating a parser for unit conversion 

Change-Id: I3349b8f23d94802c38a556a6eac531550cf73e42
Signed-off-by: Kunal Shroff <shroffk@bnl.gov>