added FIELD.N to 'read' command for retrieving N'th FIELD, fixed getMasterNumber(), check maximum NN in message, use more constants, check all type conversions, added --nodevicecheck to ebusfeed help

src/lib/utils/Makefile.am

@@ -1,6 +1,7 @@
 AM_CXXFLAGS = -fpic \
 	      -Wall \
-	      -Wextra
+	      -Wextra \
+	      -Wconversion
 
 noinst_LIBRARIES = libutils.a
 

src/lib/utils/tcpsocket.cpp

@@ -29,7 +29,7 @@ using namespace std;
 TCPSocket::TCPSocket(int sfd, struct sockaddr_in* address) : m_sfd(sfd)
 {
 	char ip[17];
-	inet_ntop(AF_INET, (struct in_addr*)&(address->sin_addr.s_addr), ip, sizeof(ip)-1);
+	inet_ntop(AF_INET, (struct in_addr*)&(address->sin_addr.s_addr), ip, (socklen_t)sizeof(ip)-1);
 	m_ip = ip;
 	m_port = ntohs(address->sin_port);
 }