updated readme with new protect/unprotect a cell.
Merge branch 'master' of https://github.com/smeighan/nutcracker_c
Merge branch 'master' of https://github.com/smeighan/nutcracker_c
Merge branch 'master' of https://github.com/smeighan/nutcracker_c
Updated release notes for ver24
also put in 166 string checks to be able to go for next release 25
Merge branch 'master' of https://github.com/smeighan/nutcracker_c

Conflicts:
	xLights/TabSequence.cpp
conflict resolved.