FakeVim: User-settable path to .vimrc with saner default for Windows

Path to .vimrc configuration file can be set in options if "Read .vimrc"
option is enabled.

Default path for .vimrc is %USERPROFILE%/_vimrc on Windows, ~/.vimrc
otherwise.

Task-number: QTCREATORBUG-8748
Change-Id: I61ff8484e7635ce7a9361e2ad5cd3943e15613c1
Reviewed-by: hjk <hjk121@nokiamail.com>

src/plugins/fakevim/fakevimactions.cpp

@@ -142,6 +142,13 @@ FakeVimSettings *theFakeVimSettings()
     item->setValue(false);
     instance->insertItem(ConfigReadVimRc, item);
 
+    item = new SavedAction(instance);
+    item->setText(QCoreApplication::translate("FakeVim::Internal",
+        "Path to .vimrc"));
+    item->setDefaultValue(QString());
+    item->setSettingsKey(group, _("VimRcPath"));
+    instance->insertItem(ConfigVimRcPath, item);
+
     item = new SavedAction(instance);
     item->setValue(true);
     item->setDefaultValue(true);