admin/netdata: Update to 1.7.0

Update netdata to 1.7.0
Update URL
Clean up some more stray image files (smaller package)

Signed-off-by: Daniel Engberg <daniel.engberg.lists@pyret.net>

admin/netdata/files/netdata.conf

@@ -47,17 +47,12 @@
 	update every = 2
 	# pthread stack size = 8388608
 	run as user = nobody
+
+[web]
 	web files owner = root
 	web files group = root
-	# http port listen backlog = 100
 	# default port = 19999
 	# bind to = *
-	# multi threaded web server = yes
-	# disconnect idle web clients after seconds = 60
-	# respect web browser do not track policy = no
-	enable web responses gzip compression = no
-	# web compression strategy = default
-	# web compression level = 3
 
 [plugins]
 	# PATH environment variable = /usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/sbin:/usr/sbin:/usr/local/bin:/usr/local/sbin
@@ -144,6 +139,7 @@
 	/proc/net/rpc/nfsd = no
 	/proc/net/rpc/nfs = no
 	# ipc = yes
+	/proc/spl/kstat/zfs/arcstats = no
 
 [plugin:proc:/proc/stat]
 	# cpu utilization = yes