Don't add the autodetected mw path in global config file

The wizard takes care of detecting the MW installation path already. By having this path permanently in the global cfg-file, there exists no way to *not* use an autodetected installation, which is a problem.

components/files/configurationmanager.cpp

@@ -22,7 +22,6 @@ static const char* const applicationName = "OpenMW";
 static const char* const applicationName = "openmw";
 #endif
 
-const char* const mwToken = "?mw?";
 const char* const localToken = "?local?";
 const char* const userDataToken = "?userdata?";
 const char* const globalToken = "?global?";
@@ -45,7 +44,6 @@ ConfigurationManager::~ConfigurationManager()
 
 void ConfigurationManager::setupTokensMapping()
 {
-    mTokensMapping.insert(std::make_pair(mwToken, &FixedPath<>::getInstallPath));
     mTokensMapping.insert(std::make_pair(localToken, &FixedPath<>::getLocalPath));
     mTokensMapping.insert(std::make_pair(userDataToken, &FixedPath<>::getUserDataPath));
     mTokensMapping.insert(std::make_pair(globalToken, &FixedPath<>::getGlobalDataPath));

files/openmw.cfg

@@ -2,7 +2,6 @@
 # Modifications should be done on the user openmw.cfg file instead
 # (see: https://wiki.openmw.org/index.php?title=Paths)
 
-data="?mw?Data Files"
 data=${MORROWIND_DATA_FILES}
 data-local="?userdata?data"
 resources=${OPENMW_RESOURCE_FILES}

files/openmw.cfg.local

@@ -3,7 +3,6 @@
 # (see: https://wiki.openmw.org/index.php?title=Paths)
 
 data="?global?data"
-data="?mw?Data Files"
 data=./data
 data-local="?userdata?data"
 resources=./resources