v0.0.28

• Fix implementation and typeDefinition of language client not working.
• Fix diffLines return wrong range.
• Fix setqflist and setloclist not works on vim.
• Fix snippets and additionalTextEdits not works on vim.
• Fix append lines not works on vim.
• Fix highlight action not works on vim.
• Fix null version of TextDocumentIdentifier not handled.
• Add workspace.registerTextDocumentContentProvider for handle custom uri.
• Add workspace.createStatusBarItem method.