Add "styles" template folder + content to installation

Change-Id: Ibb674e17eedfc325d3e335aa074391ad7b2b2aa2
(cherry picked from commit 6c853a98)
Reviewed-on: https://gerrit.libreoffice.org/17486Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>

scp2/source/ooo/directory_ooo.scp

@@ -588,6 +588,11 @@ Directory gid_Dir_Template_Common_Presnt
     DosName = "presnt";
 End
 
+Directory gid_Dir_Template_Common_Styles
+    ParentID = gid_Dir_Template_Common;
+    DosName = "styles";
+End
+
 Directory gid_Brand_Dir_Program_Services
 #if defined MACOSX
     ParentID = gid_Brand_Dir_Share;

scp2/source/ooo/file_extra_ooo.scp

@@ -192,6 +192,13 @@ File gid_File_Extra_Tplpresnt
     Name = "extras_tplpresnt.filelist";
 End
 
+File gid_File_Extra_Tpl_styles
+    Dir = FILELIST_DIR;
+    TXT_FILE_BODY;
+    Styles = (FILELIST);
+    Name = "extras_tpl_styles.filelist";
+End
+
 File gid_File_Extra_Tplpersonal
     Dir = FILELIST_DIR;
     TXT_FILE_BODY;

scp2/source/ooo/module_ooo.scp

@@ -80,6 +80,7 @@ Module gid_Module_Root
              gid_File_Extra_Tplofficorr,
              gid_File_Extra_Tploffimisc,
              gid_File_Extra_Tplpresnt,
+             gid_File_Extra_Tpl_styles,
              gid_File_Extra_Tplpersonal,
              gid_File_Extra_Tplwizbitmap,
              gid_File_Extra_Tplwizletter,