new attempt at fixing bug #97
new attempt at fixing #97
Added assertion failure in mpir

When debugging is enabled, this example causes an assertion failure.
As far as I can tell, the resulting Groebner basis is still correct though.
simple fix -- bug #97
cleanup
Merge remote-tracking branch 'upstream/master'

Conflicts:
	M2/Macaulay2/m2/ringmap.m2
cleanup
cleanup
my makefile
change behavior of "degree" when grading not {1}
changed doc degree
changed degree doc
change degree doc
fix sign error in factor
degree doc change
add degree test
final touch to degree doc
add instructions about getting source code to INSTALL file
improve README
update INSTALL