multistream: enable for windows and GNU/Linux platforms

Change-Id: Iaae6944d08304df08c916b4ba901e8530f220824

src/account.cpp

@@ -123,7 +123,11 @@ Account::Account(const std::string& accountID)
     , upnpEnabled_(true)
     , localModeratorsEnabled_(true)
     , allModeratorsEnabled_(true)
+#if (defined(__linux__) and not defined(__ANDROID__)) || defined(WIN32)
+    , multiStreamEnabled_(true)
+#else
     , multiStreamEnabled_(false)
+#endif
     , iceCompIdRfc5245Compliant_(false)
 {
     // Initialize the codec order, used when creating a new account

src/account.h

@@ -566,8 +566,8 @@ protected:
     bool localModeratorsEnabled_;
     bool allModeratorsEnabled_;
 
-    bool multiStreamEnabled_;
-    bool iceCompIdRfc5245Compliant_;
+    bool multiStreamEnabled_ {false};
+    bool iceCompIdRfc5245Compliant_ {false};
 
     /**
      * private account codec searching functions