delete useless spaces
break up long lines
indent proc BlowUpO
change call of changeord()
restructure realclassify.lib

include one static procedure for each singularity type
remove redefines and debug output from caseYrs()
remove map phi where it is not needed
remove comment on contact equivalence
change caseA1() to return nf
change optional parameter for realclassify()
remove parameter int d (determinacy) from caseDk()
fix transformation in caseD4()
do not distinguish between A[1]+ and A[1]-
change example for realclassify
Merge pull request #30 from steenpass/andreas

revise realclassify.lib
renamed:    realclassify_l.tst -> realclassify_s.tst
update realclassify_s.tst
change the implementation of the splitting lemma
Merge pull request #31 from steenpass/realclassify.lib

update realclassify.lib and the test file
add a section on the different types of equivalence