1. Fix User Define Language extension recognition problem for sensitive case (now it's insensitive).
2. Add a menu entry to access to notepad++ plugins project page.
3. Enhance file open dialog (add all supported extensions in the filters list).
4. Fix bug of Run macro until EOF.
git-svn-id: svn://svn.tuxfamily.org/svnroot/notepadplus/repository@5 f5eea248-9336-0410-98b8-ebc06183d4e3