bump up version number to 2.6.0
bump up version number to 2.6.0

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