* src/addrbook.c
* src/addrindex.c
* src/folder.c
* src/matcher.c
* src/prefs_account.c
* src/prefs_actions.c
* src/prefs_customheader.c
* src/prefs_display_header.c
* src/prefs_gtk.c
* src/procmime.c
* src/toolbar.c
* src/xmlprops.c
* src/common/prefs.[ch]
extend prefs file handling for reading and automatic handling
of blocks. When reading prefs_set_block_label will automatically
move on to the block. When writing it will copy all other blocks
automatically
* src/common/plugin.c
Now loading plugin filenames from [Plugins] block in
sylpheed rc file
