Fix alignmenttest and added gitignore files in test directory
Added more files to .gitignore
Added more checks to alignmenttest and also look for tests in testdata subdirs
alignmenttest: always print equality booleans when inconsistent
alignmenttest: ignore all space differences for line equality
alignmenttest: relax consistency check on equality booleans
Add script to generate input data for alignmenttest based on permutations
Add script to generate input data for alignmenttest based on git merges
Fix translations for Qt5.

Signed-off-by: joachim99 <joachim.eibl@gmx.de>
Merge remote-tracking branch 'upstream/master'