Merge pull request #289 from mmklee/fix_sw

fix: missing check for n_Zp
fix: index of newstruct type idsd changed in master
Updated v3 results
Changed errors to warnings in debug mode
Update due to master changes
Added notes on SW changes
Further links-related files moved into links + missing semaphore from master
Added links-related stuff into BS (Makefile.am)
Update due to links separation
Updates due to master (links) + SW adaptation/separation
Removed symodstd test from short (as it belongs to Long already)
Added some parallel tests
Added minimal failing test for hnoether
Merge pull request #290 from jankoboehm/spielwiese

Added minimal failing test for hnoether
Fixed the usage pattern for StringEndS
Moved p_IsOne  to p_polys
Fixed the handling of constant (non-1) denoms
fix: nlPower with exp==0 return 1
fix: ntDiv: normlization of .../(-1)
chg: towards correct imap