Markus Koller 1c08bafec6 Check for empty $TMUX variable ... In some situations, like when running vim with sudo, $TMUX exists() for some reason but is empty.		2014-12-04 21:59:11 +01:00
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bracketed-paste.vim	Check for empty $TMUX variable	2014-12-04 21:59:11 +01:00