add vendoring with go dep

vendor/github.com/influxdata/influxdb/scripts/post-uninstall.sh

@@ -0,0 +1,56 @@
+#!/bin/bash
+
+function disable_systemd {
+    systemctl disable influxdb
+    rm -f /lib/systemd/system/influxdb.service
+}
+
+function disable_update_rcd {
+    update-rc.d -f influxdb remove
+    rm -f /etc/init.d/influxdb
+}
+
+function disable_chkconfig {
+    chkconfig --del influxdb
+    rm -f /etc/init.d/influxdb
+}
+
+if [[ -f /etc/redhat-release ]]; then
+    # RHEL-variant logic
+    if [[ "$1" = "0" ]]; then
+	# InfluxDB is no longer installed, remove from init system
+	rm -f /etc/default/influxdb
+	
+	which systemctl &>/dev/null
+	if [[ $? -eq 0 ]]; then
+	    disable_systemd
+	else
+	    # Assuming sysv
+	    disable_chkconfig
+	fi
+    fi
+elif [[ -f /etc/lsb-release ]]; then
+    # Debian/Ubuntu logic
+    if [[ "$1" != "upgrade" ]]; then
+	# Remove/purge
+	rm -f /etc/default/influxdb
+	
+	which systemctl &>/dev/null
+	if [[ $? -eq 0 ]]; then
+	    disable_systemd
+	else
+	    # Assuming sysv
+	    disable_update_rcd
+	fi
+    fi
+elif [[ -f /etc/os-release ]]; then
+    source /etc/os-release
+    if [[ $ID = "amzn" ]]; then
+	# Amazon Linux logic
+	if [[ "$1" = "0" ]]; then
+	    # InfluxDB is no longer installed, remove from init system
+	    rm -f /etc/default/influxdb
+	    disable_chkconfig
+	fi
+    fi
+fi