Minor changes based on cppcheck output.

Daemon.h

@@ -53,6 +53,8 @@ namespace i2p
 		class DaemonLinux : public Daemon_Singleton
 		{
 		public:
+            DeamonLinux() = default;
+
 			static DaemonLinux& Instance()
 			{
 				static DaemonLinux instance;

I2NPProtocol.h

@@ -160,6 +160,7 @@ namespace tunnel
 			memcpy (buf + offset, other.buf + other.offset, other.GetLength ());
 			len = offset + other.GetLength ();
 			from = other.from;
+            maxLen = other.maxLen;
 			return *this;
 		}	
 

RouterInfo.cpp

@@ -287,7 +287,7 @@ namespace data
 		if (m_Caps & eReachable) caps += CAPS_FLAG_REACHABLE; // reachable
 		if (m_Caps & eUnreachable) caps += CAPS_FLAG_UNREACHABLE; // unreachable
 
-		SetProperty ("caps", caps.c_str ());
+		SetProperty ("caps", caps);
 	}
 		
 	void RouterInfo::WriteToStream (std::ostream& s)

RouterInfo.h

@@ -87,6 +87,7 @@ namespace data
 			
 			RouterInfo (const std::string& fullPath);
 			RouterInfo (): m_Buffer (nullptr) { };
+
 			RouterInfo (const RouterInfo& ) = default;
 			RouterInfo& operator=(const RouterInfo& ) = default;
 			RouterInfo (const uint8_t * buf, int len);

TODO

@@ -1,5 +1,6 @@
 Short-term refactoring:
     - SSUSession:637, SSUSession:635 get rid of casting to SSUHeader
+    - Idenity.cpp:156 check for self asignment
 
 Long-term refactoring:
     - Rely on a library for TLS and SSL.

util.cpp

@@ -472,7 +472,7 @@ namespace http
 			try{
 				port_ = boost::lexical_cast<decltype(port_)>(portstr_);
 			}
-			catch (std::exception e) {
+			catch (const std::exception& e) {
 				port_ = 80;
 			}
 		}