inital commit for Go squid (netdata#18279)

CMakeLists.txt

@@ -2797,7 +2797,6 @@ install(FILES
         src/collectors/python.d.plugin/riakkv/riakkv.conf
         src/collectors/python.d.plugin/samba/samba.conf
         src/collectors/python.d.plugin/spigotmc/spigotmc.conf
-        src/collectors/python.d.plugin/squid/squid.conf
         src/collectors/python.d.plugin/tor/tor.conf
         src/collectors/python.d.plugin/traefik/traefik.conf
         src/collectors/python.d.plugin/uwsgi/uwsgi.conf
@@ -2830,7 +2829,6 @@ install(FILES
         src/collectors/python.d.plugin/riakkv/riakkv.chart.py
         src/collectors/python.d.plugin/samba/samba.chart.py
         src/collectors/python.d.plugin/spigotmc/spigotmc.chart.py
-        src/collectors/python.d.plugin/squid/squid.chart.py
         src/collectors/python.d.plugin/tor/tor.chart.py
         src/collectors/python.d.plugin/traefik/traefik.chart.py
         src/collectors/python.d.plugin/uwsgi/uwsgi.chart.py

src/collectors/python.d.plugin/python.d.conf

@@ -49,7 +49,6 @@ go_expvar: no
 # samba: yes
 # smartd_log: yes
 # spigotmc: yes
-# squid: yes
 # traefik: yes
 # tor: yes
 # uwsgi: yes
@@ -81,5 +80,6 @@ proxysql: no       # Removed (replaced with go.d/proxysql).
 redis: no          # Removed (replaced with go.d/redis).
 rethinkdbs: no     # Removed (replaced with go.d/rethinkdb).
 sensors: no        # Removed (replaced with go.d/sensors).
+squid: no          # Removed (replaced with go.d/squid).
 tomcat: no         # Removed (replaced with go.d/tomcat)
 puppet: no         # Removed (replaced with go.d/puppet).