v5.1.5

Updates v5.1.5:

1) The R2 value in the a and b constants was increased (%99) by customizing it in different ppm ranges for CO and C2H5OH gases.

2) Added MG811_Curves.py file where regressions are calculated.

3) A new Regression folder was created.

4) The definitions of the constants calculated in MG811_Curves.py are shown in detail in MG811Datasheet.txt.

5) Fixed a conflict between readppm.py and 4DSlope.py.

6) The problem of not being able to open MG811.ino in the examples file, caused by the missing MG811 folder, has been fixed by adding the MG811 folder.

7) Formulas in README.md file have been edited according to the update in "1)" and expanded in more detail for each gas.

8) Added Library's wiki page.

9) A table was created in the README.md file to introduce other libraries.

10) The additional link of the library and the link to the wiki page have also been added to the README.md file.

The libraries were divided into five different subgroups in v5.0.0:

1) MQ series gas sensor library

2) TGS series gas sensor library

3) MG811 gas sensor library

4) SP3S-AQ2 gas sensor library

5) Geiger Counter library

This library was customized for MG811 gas sensor!