Bump netdata version

Author: philwhineray

package.conf

@@ -6,5 +6,5 @@ FIREHOL_URL=https://github.com/firehol/firehol/releases/download/v$FIREHOL_VERSI
 IPRANGE_VERSION=1.0.3
 IPRANGE_URL=https://github.com/firehol/iprange/releases/download/v$IPRANGE_VERSION
 
-NETDATA_VERSION=1.5.0
+NETDATA_VERSION=1.7.0
 NETDATA_URL=https://github.com/firehol/netdata/releases/download/v$NETDATA_VERSION