ELECTRON-370: upgrade electron dependency to 1.8.4 (#328)
ELECTRON-370: upgrade electron dependency to 1.8.4 (#328)


KiranNiranjan/SymphonyElectron,VishwasShashidhar/SymphonyElectron,KiranNiranjan/SymphonyElectron,VishwasShashidhar/SymphonyElectron,KiranNiranjan/SymphonyElectron,VishwasShashidhar/SymphonyElectron,KiranNiranjan/SymphonyElectron,VishwasShashidhar/SymphonyElectron