Fix curl related memory leak

Direct leak of 21280 byte(s) in 4 object(s) allocated from:
    rofafor#2 0x7fe58e0fdac0 in curl_easy_init (/usr/local/lib64/libcurl.so.4+0x1dac0)
    rofafor#3 0x7fe58c763576 in cIptvProtocolCurl::Connect() iptv-2.4.0/protocolcurl.c:284
    rofafor#4 0x7fe58c76a180 in cIptvProtocolCurl::cIptvProtocolCurl() iptv-2.4.0/protocolcurl.c:47
    rofafor#5 0x7fe58c751950 in cIptvDevice::cIptvDevice(unsigned int) iptv-2.4.0/device.c:36
    rofafor#6 0x7fe58c7539bb in cIptvDevice::Initialize(unsigned int) iptv-2.4.0/device.c:88
    rofafor#7 0xa73380 in cPluginManager::InitializePlugins() vdr-2.4.7/plugin.c:375
    rofafor#8 0x4e2eff in main vdr-2.4.7/vdr.c:833

Author: repojohnray

protocolcurl.c

@@ -280,8 +280,10 @@ bool cIptvProtocolCurl::Connect()
      return true;
 
   // Initialize the curl session
-  if (!handleM)
+  if (!handleM) {
      handleM = curl_easy_init();
+     connectedM = true;
+     }
 
   if (handleM && !isempty(*streamUrlM)) {
      CURLcode res = CURLE_OK;
@@ -428,7 +430,6 @@ bool cIptvProtocolCurl::Connect()
        }
 
      timeoutM.Set(eKeepAliveIntervalMs);
-     connectedM = true;
      return true;
      }