Fix import of latex documents with scaled fonts.

src/support/os_cygwin.cpp

@@ -217,6 +217,7 @@ void init(int argc, char * argv[])
 
 	// Set environment's default locale
 	setlocale(LC_ALL, "");
+	setlocale(LC_NUMERIC, "C");
 
 	// Make sure that the TEMP variable is set
 	// and sync the Windows environment.

src/support/os_unix.cpp

@@ -49,6 +49,7 @@ void init(int argc, char * argv[])
 
 	// Set environment's default locale
 	setlocale(LC_ALL, "");
+	setlocale(LC_NUMERIC, "C");
 }
 
 

src/tex2lyx/Preamble.cpp

@@ -424,7 +424,8 @@ bool scale_as_percentage(string const & scale, string & percentage)
 	if (pos != string::npos) {
 		string value = scale.substr(pos + 1);
 		if (isStrDbl(value)) {
-			percentage = convert<string>(100 * convert<double>(value));
+			percentage = convert<string>(
+				static_cast<int>(100 * convert<double>(value)));
 			return true;
 		}
 	}