[+] [soft]dependency filtering in json and auFilterOf calls

[*] Fix double auLinkProject call within processor start call tree didn't refresh link guard cache for each call to link

Core/Target/Target.lua

@@ -194,6 +194,18 @@ local function auFilterOf(configFilter, ...)
         table.insert(andOptions, "not options:" .. option)
     end)
     
+    auForEach(configFilter.depends, function(dependency)
+        if (not _auProjects[dependency]) then
+            table.insert(andOptions, "platforms:none")
+        end
+    end)
+
+    auForEach(configFilter.notDepends, function(dependency)
+        if (_auProjects[dependency]) then
+            table.insert(andOptions, "platforms:none")
+        end
+    end)
+
     local supportedArchs = {}
     auForEach(validArchs, function(arch)
         table.insert(supportedArchs, "architecture:" .. auFetchGlobal("Architectures")[arch].architecture)

Core/main.lua

@@ -433,6 +433,8 @@ local function linkAuProject(dep, soft)
         end
     end
 
+    local linkStart = false
+
     if (auGetCurrentProjectMeta()) then
         if (_auLinkGuard[dep] ) then
             return
@@ -440,6 +442,11 @@ local function linkAuProject(dep, soft)
         _auLinkGuard[dep] = dep
     end
 
+    if (not _auLinkGuardStart) then
+        _auLinkGuardStart = true
+        linkStart = true
+    end
+
     dependson(dep)
 
     --if (not processor:getMeta().isStatic) then
@@ -449,6 +456,11 @@ local function linkAuProject(dep, soft)
             _auFatalMsg["processing project link"] = nil
         end)
     --end
+
+    if (linkStart) then
+        _auLinkGuard = {}
+        _auLinkGuardStart = false
+    end
     return true
 end