0.3.8 release
add examples (#31) - fix #30 Voltage functions (wrapper). - **void setMaxVoltage(float v)** - **void getMaxVoltage(float v)** - **void setVoltage(float v)** - **float getVoltage()** - add examples - update readme.md
add examples (#31) - fix #30 Voltage functions (wrapper). - **void setMaxVoltage(float v)** - **void getMaxVoltage(float v)** - **void setVoltage(float v)** - **float getVoltage()** - add examples - update readme.md