Fix BLocaleComboBox locale selection
Fix

* Fix BDirTools::mayBeExecutable function
* Fix showing settings (pass default value for node type)
* Fix secure line reading in BTerminal
Fix secure line reading in BTerminal
Fix reading from stdin
Fix reading from stdin
Save BTerminal settings when destroying the terminal
Fix; update

* Merge identical nearby commands in BTerminal history
* Update ChangeLog
* Update version
BeQt v4.0.1

* Fix BDirTools::mayBeExecutable function
* Fix BLocaleComboBox locale selection
* Fix showing settings (pass default value for node type)
* Fix reading from stdin
* Save BTerminal settings when destroying the terminal
* Merge identical nearby commands in BTerminal history