Added arguments to importer script
Added arguments to importer script

Repository and json file will be mandotory inputs to script file.
As part of this change we do not need to clone/remove CMSIS repository

karsev/mbed-os,betzw/mbed-os,betzw/mbed-os,ryankurte/mbed-os,ryankurte/mbed-os,c1728p9/mbed-os,Archcady/mbed-os,c1728p9/mbed-os,karsev/mbed-os,Archcady/mbed-os,c1728p9/mbed-os,Archcady/mbed-os,CalSol/mbed,CalSol/mbed,karsev/mbed-os,Archcady/mbed-os,c1728p9/mbed-os,c1728p9/mbed-os,kjbracey-arm/mbed,andcor02/mbed-os,mazimkhan/mbed-os,mbedmicro/mbed,mazimkhan/mbed-os,betzw/mbed-os,kjbracey-arm/mbed,andcor02/mbed-os,betzw/mbed-os,andcor02/mbed-os,andcor02/mbed-os,karsev/mbed-os,kjbracey-arm/mbed,CalSol/mbed,mbedmicro/mbed,kjbracey-arm/mbed,betzw/mbed-os,ryankurte/mbed-os,mbedmicro/mbed,karsev/mbed-os,mazimkhan/mbed-os,ryankurte/mbed-os,ryankurte/mbed-os,c1728p9/mbed-os,CalSol/mbed,mazimkhan/mbed-os,mazimkhan/mbed-os,andcor02/mbed-os,mbedmicro/mbed,Archcady/mbed-os,Archcady/mbed-os,CalSol/mbed,karsev/mbed-os,CalSol/mbed,ryankurte/mbed-os,mazimkhan/mbed-os,betzw/mbed-os,mbedmicro/mbed,andcor02/mbed-os