Closes-Bug#1459688 Issue is y axis unit of system cpu chart in vrouter details page is wrong and fix is, Keys in the return value of spark line chart parse function changed to cpu and memory which are used to find the x axis and y axis parameters and there units.
Closes-Bug#1459688
Issue is y axis unit of system cpu chart in vrouter details page is wrong and fix is,
Keys in the return value of spark line chart parse function changed to cpu and memory which are used to find the x axis and y axis parameters and there units.

Change-Id: I6c0f09e08954a34a9d50b3a70287765d2264416c

nagakiran/contrail-web-core,biswajit-mandal/contrail-web-core,biswajit-mandal/contrail-web-core,vishnuvv/contrail-web-core,vishnuvv/contrail-web-core,vishnuvv/contrail-web-core,hari-sk/contrail-web-core,hari-sk/contrail-web-core,hari-sk/contrail-web-core,nagakiran/contrail-web-core,biswajit-mandal/contrail-web-core,nagakiran/contrail-web-core