Unused imports

import com.intellij.openapi.fileTypes.SingleLazyInstanceSyntaxHighlighterFactory;
import com.intellij.openapi.fileTypes.SyntaxHighlighter;
import com.intellij.openapi.fileTypes.SyntaxHighlighterFactory;
import com.wyrdtech.d.intellid.lexer.DHighlighter;
import org.jetbrains.annotations.NotNull;

can be removed