fix SCMREVISION string
Bug #3580933 Improperly saved and crash on rounded closed polylines
Bug #3580933 more correct
bug #3572330 print preview + save causes crash
bug #3585491 Cut shortcut CTRL-X not working
bug #3470573 Draft mode: Wrong line width while drawing
Merge pull request #350 from eworm-de/master

fix SCMREVISION string
disable plugins when no exist a draw window
Merge branch 'master' of github.com:LibreCAD/LibreCAD
fix issue #349 Button combination causes crash
support of Qt4.8.4 in windows
libdxfrw: compatibility issue in dimensions
added a debug test for layer plot flag
correct layer initilize
rs_ellipse: ellipse reference points
Bug #3597259 QC_MDIWindow::slotFileNewTemplate
implement some LATVIAN chars in iso.lff
applicationWindow: toolbar size policy to allow shrinking, bug#3597425
correct some typos in ttf2lff
build ttf2lff in win if freetype is detected