Use FHS-compliant system paths.

Lubomir Rintel <lkundrak@v3.sk>

--- NaturalDocs.orig	2008-07-04 12:43:45.000000000 +0200
+++ NaturalDocs	2008-07-04 12:43:53.000000000 +0200
@@ -65,9 +65,6 @@ use 5.005;  # When File::Spec was includ
 
 use English '-no_match_vars';
 
-use FindBin;
-use lib "$FindBin::RealBin/Modules";
-
 sub INIT
     {
     # This function is just here so that when I start the debugger, it doesn't open a new file.  Normally it would jump to an INIT
--- Modules/NaturalDocs/Settings.pm.orig	2008-07-04 12:41:59.000000000 +0200
+++ Modules/NaturalDocs/Settings.pm	2008-07-04 12:43:24.000000000 +0200
@@ -617,17 +617,17 @@ sub ProjectDataDirectory
 # Function: StyleDirectory
 # Returns the main style directory.
 sub StyleDirectory
-    {  return NaturalDocs::File->JoinPaths($FindBin::RealBin, 'Styles', 1);  };
+    {  return '/usr/share/NaturalDocs/Styles';  };
 
 # Function: JavaScriptDirectory
 # Returns the main JavaScript directory.
 sub JavaScriptDirectory
-    {  return NaturalDocs::File->JoinPaths($FindBin::RealBin, 'JavaScript', 1);  };
+    {  return  '/usr/share/NaturalDocs/JavaScript'; };
 
 # Function: ConfigDirectory
 # Returns the main configuration directory.
 sub ConfigDirectory
-    {  return NaturalDocs::File->JoinPaths($FindBin::RealBin, 'Config', 1);  };
+    {  return '/etc/NaturalDocs'; };
 
 # Function: DocumentedOnly
 # Returns whether undocumented code aspects should be included in the output.