Added caching for python eval (avoid compiling when same code called, but still execute). Cleaned up some evaluator related code.
libraries = [
('Python', 'py_ext.PythonLibrary'),
('SVGUI', 'svgui.SVGUILibrary')]
catalog = [
('canfestival', _('CANopen support'), _('Map located variables over CANopen'), 'canfestival.canfestival.RootClass'),
('c_ext', _('C extension'), _('Add C code accessing located variables synchronously'), 'c_ext.CFile'),
('py_ext', _('Python file'), _('Add Python code executed asynchronously'), 'py_ext.PythonFile'),
('wxglade_hmi', _('WxGlade GUI'), _('Add a simple WxGlade based GUI.'), 'wxglade_hmi.WxGladeHMI'),
('svgui', _('SVGUI'), _('Experimental web based HMI'), 'svgui.SVGUI')]
file_editors = []