Merge pull request #359 from jankoboehm/spielwiese

added tests for ntDiff and ellipticcovers.lib
Added tests to lists for TC-testing
rm: ncfactor_tsai_l test as it coincides with ncfactor_tsai_s

Conflicts:

	Tst/Long/ncfactor_tsai_l.stat
update by albert.heinle@rwth-aachen.de

Conflicts:

	Singular/LIB/ncfactor.lib
fixed version of ncfactor.lib courtesy of aheinle@uwaterloo.ca
chg: chmod -x
chg: added testNCfac to tests
added new test results and stats

Conflicts:

	Tst/Long/ncfactor_lee_l.res.gz.uu
added result and stats of ncfactor_counterExOld

Conflicts:

	Tst/Long/ncfactor_counterExOld_l.res.gz.uu
added more ncfactor tests to default list of tests
chg: more updates of test results due to SW
Distribute ellipticcovers.lib (exp)
Merge pull request #362 from mmklee/ncfactor_sw

Ncfactor sw
New TC tests (ncfactor)
Moved GIT commit id into the versionString
fixed bug in transext.cc
fixed some minor bugs in ellipticcovers.lib
update to test files for  ellipticcovers.lib