fix: assigning minpoly
Fix the difference in 'Manual/breakpoint.tst'
Fix --enable/disable - debug/optimizatioflags

NOTE:
default (no args) : optimization without debug flags,
if --enable-debug => disable default optimization flags (+warning)
if --enable-debug && --disable-optimizationflags => disable default optimization flags (NO warning)
if --enable-debug && --enable-optimizationflags => enable both debug and optimization + give a warning
Fix linker flags for dynamic/shared version of libpoly
Merge branch 'spielwiese' of https://github.com/fieker/Sources into spielwiese
Merge branch 'spielwiese' of https://github.com/fieker/Sources into spielwiese
Merge branch 'spielwiese' of https://github.com/fieker/Sources into spielwiese
variety of things to copute hnf mod n (and over Z)