Returns true if two place notation changes are equal - note
that the final place is important, so if one change specifies "n"
and the other doesn't, they won't match.
checkComp() -
Method in class org.pealfactory.compose.halfleadspliced.Composer
Checks composition for music and truth; if it also meets the current
minimum scores, it gets outputted.
Returns true if there is at least one rotation of the composition with
an acceptable part end; in this case, fFirstRot is also set to the
rotation number of the first acceptable rotation.