[SKCP-81] Added Istanbul and Coveralls dependencies
[SKCP-81] Added Istanbul and Coveralls dependencies

InternationalMixMob/CSCI-E-71_IMM_Slacker_Cordova_Plugin,InternationalMixMob/CSCI-E-71_IMM_Slacker_Cordova_Plugin,InternationalMixMob/CSCI-E-71_IMM_Slacker_Cordova_Plugin