add bash-it

dot_bash_it/plugins/available/powerline.plugin.bash

@@ -0,0 +1,26 @@
+# shellcheck shell=bash
+
+cite about-plugin
+about-plugin 'enables powerline daemon'
+
+_command_exists powerline-daemon || return
+powerline-daemon -q
+
+#the following should not be executed if bashit powerline themes in use
+case "$BASH_IT_THEME" in
+	*powerline*)
+		return
+		;;
+esac
+POWERLINE_BASH_CONTINUATION=1
+POWERLINE_BASH_SELECT=1
+bashPowerlineInit="$(python -c \
+	"import os; \
+	import powerline;\
+	print(os.path.join(os.path.dirname(\
+	powerline.__file__),\
+	'bindings', \
+	'bash', \
+	'powerline.sh'))")"
+[ -e $bashPowerlineInit ] || return
+source $bashPowerlineInit