101 commits

Author	SHA1	Message	Date
Scott Lahteine	670006b919	Remove invariant code from Configurations ... - Add `Conditionals.h` with calculated configuration values - Add `SanityCheck.h` with checks for configuration errors - Remove equivalent code from all configurations - Move error checks from some sources to `SanityCheck.h` also - Fix initialization of count_direction in stepper.cpp	2015-03-19 22:22:23 -07:00