Move vars to tests_v dir

fixed NGCPAvp
Updated vars require

ngcp/avp.lua

@@ -9,7 +9,7 @@ NGCPAvp_MT = {
 }
 
     function NGCPAvp:new(id)
-        local t = { id = "$(avp(s:" .. id .. "))" }
+        local t = { id = "$avp(s:" .. id .. ")" }
         NGCPAvp_MT.__call = function(t, value)
             if not value then
                 --print(table.tostring(sr.pv.vars))

tests/ngcp_dp.lua

@@ -20,7 +20,7 @@ package.preload['luasql.mysql'] = function ()
 end
 
 require 'ngcp.dp'
-require 'tests.dp_vars'
+require 'tests_v.dp_vars'
 
 TestNGCPDomainPrefs = {} --class
 

tests/ngcp_pp.lua

@@ -20,7 +20,7 @@ package.preload['luasql.mysql'] = function ()
 end
 
 require 'ngcp.pp'
-require 'tests.pp_vars'
+require 'tests_v.pp_vars'
 
 TestNGCPPeerPrefs = {} --class
 

tests/ngcp_up.lua

@@ -20,7 +20,7 @@ package.preload['luasql.mysql'] = function ()
 end
 
 require 'ngcp.up'
-require 'tests.up_vars'
+require 'tests_v.up_vars'
 
 TestNGCPUserPrefs = {} --class