Bumping library version to 3.1.3

updating release notes

Fix build problems that some (but oddly, not all) people were having …

…with 1.5.8.

Bumping version number and updating notes

Fix Issue FastLED#89, disable the max power indicator pin.

update readme

update readme

Merge branch 'FastLED2.1' of https://github.com/FastLED/FastLED into …

…FastLED2.1

Merge branch 'master' of https://github.com/FastLED/FastLED

Merge branch 'master' of https://github.com/FastLED/FastLED