0.3.0 release

0.3.0 prepared (#22)

* return midPoint value in MP functions.
* float return type for mA() functions
* add float mA_peak2peak(freq, cycles)
* add debug getMinimum(), 
* add debug getMaximum();
*update Readme.md

0.2.8 release

add mA_AC_sampling() (#20)

* prepare for 0.3.0 version
* add mA_AC_sampling()
* add getAmperePerStep()
* fix #21 + documentation
* add cycles parameter to measurements
* fix math _midPoint
* update documentation
* update unit test
* refactor various small

0.2.7 release

change mVperAmp to float + refactor (#17)

* change mVperAmpere to float + refactor
* add **ACS712_FF_SAWTOOTH**  form factor / crest factor
* update documentation / naming parameters / minor edits

0.2.6 release

update readme.md (#12)

0.2.5 release

add timeout to detectFrequency() (#11)

* add timeout to detectFrequency()

0.2.4 release

Add experimental detectFrequency() (#10)

0.2.3 release

change frequency param to float (#9)

* change freq param to float + update build-CI

0.2.2 release

0.2.2 support more frequencies (#7)

0.2.1 release

Arduino ci (#3)

* add arduino-ci
* add unittest - not 100% OK, issue made
* improve readme.md

0.2.0 release

Merge pull request #2 from pete-thompson/master

Add autoConfigure