decreased MAX_CHILDS in all packages as we have only 1 adm

data/packages/default.pkg

@@ -12,4 +12,4 @@ BANDWIDTH='10000'
 NS='ns1.localhost,ns2.localhost'
 SHELL='nologin'
 BACKUPS='3'
-MAX_CHILDS='300'
+MAX_CHILDS='0'

data/packages/palegreen.pkg

@@ -12,4 +12,4 @@ BANDWIDTH='50000'
 NS='ns1.localhost,ns2.localhost'
 SHELL='nologin'
 BACKUPS='5'
-MAX_CHILDS='300'
+MAX_CHILDS='0'