added: plugin mechanism

files: core/plugin.h core/plugin.cpp core/pluginmsg.h
added: directory 'main' with main.cpp (moved from 'core' directory)
changed: the way of building
       nearly everything is in cmslu.so
       only main() is in cmslu and is dynamically linked with cmslu.so



git-svn-id: svn://ttmath.org/publicrep/cmslu/trunk@516 e52654a7-88a9-db11-a3e9-0013d4bc506e

core/config.cpp

@@ -10,6 +10,7 @@
 #include "config.h"
 #include "log.h"
 #include "data.h"
+#include "plugin.h"
 
 
 Config::Config()
@@ -119,6 +120,9 @@ void Config::AssignValues()
 	
 	data.session_max_iddle = Int("session_max_iddle");
 	data.compression = Bool("compression");
+	
+	std::string p = Text("plugin");
+	data.plugin_file.push_back(p);
 }