Notepad++ 6.3

# New features and fixed bugs:
- Fix regex search replace hanging problem.
- Fix folding performance issue.
- Fix folding level N folds partially bug.
- Add UDL (User Defined Language) versioning.
- Make UDL line comment start position definition be more accurate.
- Add new options for UDL number definition.
- Fix applying wrong UDL bug while several UDL exist.
- Fix UDL incorrect folding while Unix EOL is used.
- Fix UDL stream comment hanging problem.
- Fix UDL multi-part keywords recongnition problem while "Ignore case" is checked.
- Fix a UDL number recongnition problem.
- Fix crashing on XP problem in UDL.
- Fix the bug that double clicking on tab with 2 views doesn't open new file.
- Fix the bug that file cannot be opened via Explorer context menu when Notepad++ is run as administrator.
- Fix the problem that calltip becomes garbage after switching document.
- Fix the bug that empty document cannot be saved when using special encoding.
- Fix the issue of document focus after canceling exit on an unsaved file.
- Fix tab display bug when buffer's filename is changed or buffer is closed.
- Fix the problem of wrong starting window position on the second monitor.
- Remove the redundant message under win7/vista/xp while move file into recycle bin.
# Included plugins:
- Spell Checker v1.3.3
- NppFTP 0.24.1
- NppExport v0.2.8
- Plugin Manager 1.0.8
- Converter 3.0