Fri, 15 Sep 2017 20:30:24 +0300rewrite PLCOpenEditor. Add PLCOpenEditorApp class for easier customizations.
Andrey Skvortsov <andrej.skvortzov@gmail.com> [Fri, 15 Sep 2017 20:30:24 +0300] rev 1814
rewrite PLCOpenEditor. Add PLCOpenEditorApp class for easier customizations.

Fri, 15 Sep 2017 20:28:54 +0300lazy locale initialization
Andrey Skvortsov <andrej.skvortzov@gmail.com> [Fri, 15 Sep 2017 20:28:54 +0300] rev 1813
lazy locale initialization

wx.Locale() can't be called without wx.App. So don't call it at
import. It makes PLCOpenEditor simpler.

Fri, 15 Sep 2017 20:05:41 +0300use CustomIntCtrl instead of wx.SpinCtrl because it doesn't support
Andrey Skvortsov <andrej.skvortzov@gmail.com> [Fri, 15 Sep 2017 20:05:41 +0300] rev 1812
use CustomIntCtrl instead of wx.SpinCtrl because it doesn't support
long integer needed for UDINT, (U)LINT types.

This commit complements commit 74a3f4d "fix LINT and ULINT ranges".