- fix app crash for the case that there are no translation files

- fixed some forgotten strings to be prepared for internationalization in ToolCalculators
- fixed Tools menu no longer working due of changes
- added some test translation for the ToolCalculators (in Romanian)
- fixed bug in ToolCutOut where for each tool invocation the signals were reconnected

flatcamTools/ToolPanelize.py

@@ -13,7 +13,11 @@ import time
 
 import gettext
 import FlatCAMTranslation as fcTranslate
+
 fcTranslate.apply_language('ToolPanelize')
+import builtins
+if '_' not in builtins.__dict__:
+    _ = gettext.gettext
 
 
 class Panelize(FlatCAMTool):
@@ -209,21 +213,10 @@ class Panelize(FlatCAMTool):
         # flag to signal the constrain was activated
         self.constrain_flag = False
 
-    def run(self, toggle=False):
+    def run(self, toggle=True):
         self.app.report_usage("ToolPanelize()")
 
-        if toggle:
-            # if the splitter is hidden, display it, else hide it but only if the current widget is the same
-            if self.app.ui.splitter.sizes()[0] == 0:
-                self.app.ui.splitter.setSizes([1, 1])
-            else:
-                try:
-                    if self.app.ui.tool_scroll_area.widget().objectName() == self.toolName:
-                        self.app.ui.splitter.setSizes([0, 1])
-                except AttributeError:
-                    pass
-
-        FlatCAMTool.run(self)
+        FlatCAMTool.run(self, toggle=toggle)
         self.set_tool_ui()
 
         self.app.ui.notebook.setTabText(2, "Panel. Tool")