Edouard Tisserant [Thu, 03 Sep 2020 11:16:08 +0200] rev 3052
SVGHMI: Better error message when inkscape is not installed.
Edouard Tisserant [Wed, 02 Sep 2020 11:45:41 +0200] rev 3051
SVGHMI: nicer error message
Edouard Tisserant [Tue, 01 Sep 2020 11:15:48 +0200] rev 3050
Merge
Edouard Tisserant [Mon, 31 Aug 2020 13:54:08 +0200] rev 3049
Attempt to workaround problem reported about empty plc.xml after unrelated crash. Now, if etree model is corrupted in a way tostring() would generate an empty string, exception prevents saving.