Many additions and changes.

IMFMessage.cpp

@@ -12,6 +12,9 @@ namespace coreutils {
    }
    
    void IMFMessage::parse(PString &in) {
+      if(in.size() == 0)
+        return;
+      
       while(!in.ifNext("\r\n")) 
         headers.emplace_back(in);  
         
@@ -55,16 +58,26 @@ namespace coreutils {
    }
 
    std::string IMFMessage::getHeaderKeyPairValue(std::string headerKey, std::string key) {
+      std::string value;
       coreutils::PString psource(getHeader(headerKey, false));
       std::vector<PString> sourcep = psource.split(";");
       for(PString work: sourcep) {
          work.skipWhitespace();
          std::string token = work.getTokenExclude("=");
          if(work.ifNext("=")) {
-            if(token == key)
-              return work.str();
+            if(token == key) {
+               if(work.ifNext("\"")) {
+                  value = work.getTokenExclude("\"");
+                  return value;                  
+               }
+               else {
+                  value = work.str();
+                  return value;
+               }
+            }
             else 
-              continue;            
+              continue;
+                          
               
          } else if (work.ifNext(";") || work.ifNext(" ")) {
             if(token == key)