Rename LTC2990 and SHT15 driver
Rename ADC drivers
Update and rename SHT15 driver
Update RTC driver
Use new LTC driver in ConfEH
Update definitions in RTC driver
Change return values to bool
Initial Test of the modified LTC driver
Unify Driver Interface
Update LTC 2990 driver to use the new polling mechanism
Rename Radio drivers
Delete obsolete fiels, Remove Warnings, Rename and Update API in radio drivers
Remove Warning in _exit()
Make address variable const
Fix print time function
Modify initialization procedure
Enable gpio clock in constructor
Remane the Class, Enable gpio clock in constructor
FIX I2C definition
Insert Platform dependent Pin definitions