0.2.2

Minor fixes:
- A number of bug fixes with behaviour on closing applications with opened popups
- EventConsumer interface added and used in Interaction
- VoiceMan support goes to separate package with name org.luwrain.speech.VoiceMan
- Config files clean up
- Various minor fixes in startup script

API changes:
- Luwrain.closeApplication() renamed to closeApp()
- Luwrain.launchApplication() renamed to launchApp()
Interaction:
- automatic screen size detection is added
  (Luwrain now starts well without any interaction configuration data)

Other changes:
- langs.xml deleted
- Minor fixes in English translation
Applications:
- RegistryApp gets values saving
- MailApp deeply edited and improved
- NewsReaderApp deeply edited and improved
- Proper implementation for FetchApp (almost good except of sending messages)

Controls:
- TreeModel gets notification about start and stop of child nodes enumeration
  (beginChildEnumeration() and endChildEnumeration() methods)
- ListArea and ListModel get refresh() method
- TreeModel uses equals() for equality checking instead of pointers comparing
  in	     refresh() and selectObject( (should be used custom object in future to define this behaviour)

Mail:
- Proper mail groups implementation in PIM
- Almost complete implementation of MailAccount in PIM
- network/Pop.SslFetch class added
-network/MailConsumer interface is added
Popups:
- Subset of the features of FixedListPopupModel extracted to DynamicListPopupModel
- FilePopup and FileListPopupModel classes added
- Minor bug fixes in yesNoPopup

Environment:
- Open file operation is added

Applications;
- NotepadApp deeply rewritten
Clipboard support:
- New environment event types: COPY_CUT_POINT, COPY, CUT, PASTE, INSERT
- New class: InsertEvent
- New commands: copy-cut-point, copy, cut, paste
- setClipboard() and getClipboard() methods in Luwrain class
- Clipboard utils: CopyCutINfo class and CopyCutRequest interface
- Partial clipboard support in some controls

Global keys:
- GlobalKeys class now reads table from the registry
- New registry dir: /org/luwrain/global-keys

New controls:
- CalendarArea

Applications:
- CalendarApp added
- NewsReaderApp improved

Other:
- Main menu now selects the line before the first line with action by default
- luwrain.sql with initial registry content is significantly improved and enhanced

Bug fixes:
- String trimming in registry/VariableValue class