fixed bug with titles_only

CMakeLists.txt

@@ -1,6 +1,6 @@
 cmake_minimum_required (VERSION 3.7)
 project (mastorss
-         VERSION 0.5.0
+         VERSION 0.5.1
          LANGUAGES CXX
 )
 

src/config.cpp

@@ -113,7 +113,7 @@ std::uint16_t read_config(string &instance, string &access_token, string &feedur
         config[profile]["feedurl"] = feedurl;
         config_changed = true;
     }
-    if (!config[profile]["titles_only"].asBool())
+    if (config[profile]["titles_only"].isNull())
     {
         string titles_only;
         cout << "post only titles? [y/n]: ";

src/parse.cpp

@@ -110,7 +110,7 @@ std::vector<string> parse_website(const string &xml)
                 string desc = v.second.get_child("description").data();
 
                 string str = title;
-                if (!config[profile]["titles_only"])
+                if (!config[profile]["titles_only"].asBool())
                 {
                     str += "\n\n" + desc;
                 }