Move "text renderer" modules in their own subfolder

modules/misc/Modules.am

@@ -3,13 +3,13 @@ BASE_SUBDIRS = dummy notify playlist stats osd
 SUBDIRS = $(BASE_SUBDIRS)
 DIST_SUBDIRS = $(BASE_SUBDIRS)
 
-SOURCES_freetype = freetype.c text_renderer.h
-SOURCES_win32text = win32text.c
-SOURCES_quartztext = quartztext.c text_renderer.h
+SOURCES_freetype = text_renderer/freetype.c text_renderer/text_renderer.h
+SOURCES_win32text = text_renderer/win32text.c
+SOURCES_quartztext = text_renderer/quartztext.c text_renderer/text_renderer.h
+SOURCES_svg = text_renderer/svg.c
 SOURCES_logger = logger.c
 SOURCES_vod_rtsp = rtsp.c
 SOURCES_gnutls = gnutls.c dhparams.h
-SOURCES_svg = svg.c
 SOURCES_audioscrobbler = audioscrobbler.c
 SOURCES_inhibit = inhibit.c
 SOURCES_sqlite = sqlite.c