crash fix mana ability filter

projects/mtg/src/ManaCost.cpp

@@ -39,6 +39,8 @@ ManaCost * ManaCost::parseManaCost(string s, ManaCost * _manaCost, MTGCardInstan
                 string value = s.substr(start -1,end);
                 if(value == "n{")//"restrictio n{m orbid} would read the n{m as {m} millcost
                     return manaCost;
+                else if(value == "e{")//"variable{ test fix
+                    return manaCost;
             }
             if (start == string::npos)
             {

projects/mtg/src/WFilter.cpp

@@ -272,7 +272,7 @@ bool WCFilterProducesColor::isMatch(MTGCard * c)
 
     //Retrieve non basic Mana abilities
     string s = c->data->magicText;
-    size_t t = s.find("add");
+    size_t t = s.find("add{");
     while (t != string::npos)
     {
         s = s.substr(t + 3);