New version sensors_plus

[mk0205k]

Can shake use sensors_plus in version 3.1.0?. There are a lot of necessary corrections in it.

[simplenotezy]

Issue can be closed, and instead follow the open PR here: #29

[CodingWithTashi]

Till the PR is merge, I have extracted core logic and updated with sensor_plus. Please use below link for detail implementation.
Note: all logic and code credit goes to @deven98 only.
https://stackoverflow.com/questions/58905928/how-to-detect-phone-shakes-in-flutter/78370529#78370529