BQ27500 v1: fixed a typo
bq27500: improved handling of different hardware versions
bq27500 v1: introduced an optional BQ27500_LLD_HWVERSION option.Currently 120 (v1-20) and 130 (v1-30) are supported.
Major overhaul of the file structure and configuration:- All low-level drivers are now placed in subfolders to allow for multiple versions for each driver.- configuration (alldconf.h) now requires the enable flags to define a version number to select the according implementation.