Loosen libtmux version

tony · tony · commit 9b11eae0171e · 2019-06-02T16:33:17.000-05:00
diff --git a/requirements/base.txt b/requirements/base.txt
@@ -1,4 +1,4 @@
 kaptan>=0.5.10
-libtmux==0.8.1
+libtmux>=0.8<0.9
 click>=7<8
 colorama>=0.3.9
