+ getAverage() renamed to getFastAverage() as it is fast but less accurate
+ reimplemented getAverage() to be accurate
+ added GetMinInBuffer() to make difference with getMin()
+ added GetMaxInBuffer() - idem
+ refactor
+ added 2 example sketches to show the new functions
+ added getElement() (not released 0.2.03 version)
+ added getSize() (not released 0.2.03 version)
+ added getCount() (not released 0.2.03 version)
+ updated keywords.txt
+ added memory protection if there is not enough memory to allocate.
+ added return NAN instead of 0 for getAverage()
+ reduced _size, _cnt, _idx to uint8_t
+ changed extensions of example code to .ino