Merge pull request #15 from angrest/dev

library.prorperties enhanced.

Merge pull request #13 from angrest/12-compiler-warning

#12 compiler warning (completes fix for #11 )

Library version number updated

library.properties updated to comply to Arduino Library Manager FAQ r…

…equirements

Merge pull request #8 from angrest/optimizeUpdate

internal calculations optimized, type error fixed, folder for example corrected

Merge pull request #7 from angrest/changeReturnValue

Changed begin() to return true/false for simplicity. Example for ESP added.

Update library.properties

Merge pull request #5 from angrest/dev

Formatting, coding conventions, Arduino lint.