fix msvc build & mingw build

1. Include unified header files using lowercase filenames
2. Change special characters to escape sequences to solve encoding issues

src/client/gui/Font.cpp

@@ -186,7 +186,7 @@ void Font::draw( const std::string& str, float x, float y, int color, bool darke
 	glPushMatrix2();
 	glTranslatef2((GLfloat)x, (GLfloat)y, 0.0f);
 	for (unsigned int i = 0; i < str.length(); i++) {
-		while (str.length() > i + 1 && str[i] == '§') {
+		while (str.length() > i + 1 && str[i] == '\xa7') {
 			int cc = hex.find((char)tolower(str[i + 1]));
 			if (cc < 0 || cc > 15) cc = 15;
 			lists[index++] = listPos + 256 + cc + (darken ? 16 : 0);
@@ -235,7 +235,7 @@ int Font::width( const std::string& str )
 	int len = 0;
 
 	for (unsigned int i = 0; i < str.length(); i++) {
-		if (str[i] == '§') {
+		if (str[i] == '\xa7') {
 			i++;
 		} else {
 			//int ch = SharedConstants.acceptableLetters.indexOf(str.charAt(i));
@@ -274,7 +274,7 @@ std::string Font::sanitize( const std::string& str )
 	int j = 0;
 
 	for (unsigned int i = 0; i < str.length(); i++) {
-		if (str[i] == '§') {
+		if (str[i] == '\xa7') {
 			i++;
 			//} else if (SharedConstants.acceptableLetters.indexOf(str.charAt(i)) >= 0) {
 		} else {

src/client/renderer/gles.h

@@ -31,7 +31,7 @@
 // #else
 //     // Uglyness to fix redeclaration issues
 //     #ifdef WIN32
-// 	   #include <WinSock2.h>
+// 	   #include <winsock2.h>
 // 	   #include <Windows.h>
 // 	#endif
 // 	#include <gl/glew.h>

src/main_win32.h

@@ -14,7 +14,7 @@
 #include <windows.h>
 #include <windowsx.h>
 
-#include <WinSock2.h>
+#include <winsock2.h>
 #include <process.h>
 #include "SharedConstants.h"
 

src/network/command/CommandServer.h

@@ -5,7 +5,7 @@
 #include <vector>
 
 #ifdef WIN32
-	#include <WinSock2.h>
+	#include <winsock2.h>
 #else
 	#include <sys/socket.h>
 	#include <netinet/in.h>

src/raknet/WindowsIncludes.h

@@ -1,8 +1,8 @@
 #if defined(X360__) 
 #elif defined (_WIN32)
-#include <WinSock2.h>
+#include <winsock2.h>
 #include <windows.h>
-#include <Ws2tcpip.h>
+#include <ws2tcpip.h>
 
 // Must always include Winsock2.h before windows.h
 // or else: