Revert "Fix dangling documentation popup in vim8 (#1163)" (#1164)
Revert "Fix dangling documentation popup in vim8 (#1163)" (#1164)

This reverts commit 7a78c3bfcaea408364f4b1866bb8a646e1b56476.
autozimu/LanguageClient-neovim,autozimu/LanguageClient-neovim,autozimu/LanguageClient-neovim,autozimu/LanguageClient-neovim,autozimu/LanguageClient-neovim,autozimu/LanguageClient-neovim,autozimu/LanguageClient-neovim,autozimu/LanguageClient-neovim,autozimu/LanguageClient-neovim,autozimu/LanguageClient-neovim,autozimu/LanguageClient-neovim,autozimu/LanguageClient-neovim