spec cleanup, import upstream spec

OBS-URL: https://build.opensuse.org/package/show/graphics/librecad?expand=0&rev=3

librecad-no-date.diff

@@ -1,16 +0,0 @@
----
- src/main/qc_applicationwindow.cpp |    1 -
- 1 file changed, 1 deletion(-)
-
-Index: LibreCAD/src/main/qc_applicationwindow.cpp
-===================================================================
---- LibreCAD.orig/src/main/qc_applicationwindow.cpp
-+++ LibreCAD/src/main/qc_applicationwindow.cpp
-@@ -2933,7 +2933,6 @@ void QC_ApplicationWindow::slotHelpAbout
- #ifdef QC_SCMREVISION
-                        tr("SCM Revision: %1").arg(XSTR(QC_SCMREVISION)) + "<br>" +
- #endif
--                       tr("Compiled on: %1").arg(__DATE__) + "<br>" +
-                        "Portions (c) 2011 by R. van Twisk" + "<br>" +
-                        tr("Program Icons Supplied by") +"<br>&nbsp;&nbsp;&nbsp;Pablo: LibreCAD Argentine<br/>" +
-                        tr("Splash and Logo supplied by") + "<br>&nbsp;&nbsp;&nbsp;Diego " + "<a href=\"http://daltom.2082studio.com/\">Daltom Designer</a>" + "<br/>" +