Add compatibility with LSP Support plugin (CLion, IntelliJ and other) about vls HOT 5 CLOSED

[Trace - 11:55:41] Sending notification 'window/showMessage'.
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[Trace - 11:55:41] Received request 'initialize - (0)'.
Params: {"jsonrpc":"2.0","id":"1","method":"initialize","params":{"processId":null,"rootUri":"file:///<home>/vlang/v-scope-inspector/","capabilities":{"workspace":{"applyEdit":true,"workspaceEdit":{"documentChanges":true},"didChangeConfiguration":{},"didChangeWatchedFiles":{"dynamicRegistration":true},"symbol":{},"executeCommand":{},"workspaceFolders":false,"configuration":true},"textDocument":{"synchronization":{"willSave":true,"willSaveWaitUntil":true,"didSave":true},"completion":{"completionItem":{"snippetSupport":true}},"hover":{},"signatureHelp":{},"references":{},"documentHighlight":{},"formatting":{},"rangeFormatting":{},"onTypeFormatting":{},"definition":{},"codeAction":{},"rename":{"prepareSupport":true,"dynamicRegistration":false},"semanticHighlightingCapabilities":{"semanticHighlighting":false}}}}}

[Trace - 11:55:41] Sending notification 'window/logMessage'.
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[Trace - 11:55:41] Sending notification 'window/logMessage'.
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[Trace - 11:55:41] Sending notification 'window/logMessage'.
Params: {"jsonrpc":"2.0","method":"window/logMessage","params":{"type":3,"message":"Using V path (VROOT): /home/ned/Downloads/v"}}

[Trace - 11:55:42] Sending response 'initialize - (0)' took 174ms
Result: {"jsonrpc":"2.0","id":"1","result":{"capabilities":{"textDocumentSync":2,"hoverProvider":true,"completionProvider":{"resolveProvider":false,"triggerCharacters":["=",".",":","{",",","("," "]},"signatureHelpProvider":{"triggerCharacters":["("],"retriggerCharacters":[","," "]},"definitionProvider":true,"typeDefinitionProvider":false,"implementationProvider":true,"referencesProvider":false,"documentHightlightProvider":false,"documentSymbolProvider":true,"workspaceSymbolProvider":true,"codeActionProvider":false,"codeLensProvider":{"resolveProvider":false},"documentFormattingProvider":true,"documentOnTypeFormattingProvider":{"firstTriggerCharacter":"","moreTriggerCharacter":[]},"renameProvider":false,"documentLinkProvider":false,"colorProvider":false,"declarationProvider":false,"executeCommandProvider":"","foldingRangeProvider":true,"experimental":{}}}}

[Trace - 11:55:42] Received request 'shutdown - (0)'.
Params: {"jsonrpc":"2.0","id":"2","method":"shutdown","params":null}