beremiz

Preliminary support for WxPython 4.1.0. Needs more testing. Grid selection/focus seems broken, and probably many other bugs hidden in dialogs and editors.
<xsd:attribute name="Command" type="xsd:string" use="optional" default="make -C %(buildpath)s all BEREMIZSRC=%(src)s BEREMIZCFLAGS=%(cflags)s MD5=%(md5)s USE_BEREMIZ=1 FROM_BEREMIZ=1"/>