Merge pull request #15 from matthewg42/dev

merge dev - for v1.2.0

fix bug: inverted logic for sticky in MultiThrowSwitch class

Merge pull request #14 from matthewg42/dev

merge dev minor

Merge pull request #12 from matthewg42/dev

Development of 1.1.5

Merge pull request #11 from matthewg42/dev

preparation for release v1.1.4

Merge pull request #9 from matthewg42/dev

Merge dev into master (1.1.3)

tweaks and FreeRam used by CheeseBoard

Merge pull request #7 from matthewg42/dev

Dev

Millis wrap handling; new buttons; general revamp

last version before Millis wrap changes