re-organized folder structure

CMakeLists.txt

@@ -13,7 +13,7 @@ link_directories(${GLIB_LINK_DIRS} ${GTK3_LINK_DIRS} ${CAIRO_LINK_DIRS})
 add_definitions(${GLIB2_CFLAGS_OTHER})
 
 
-aux_source_directory("layer-widget" LAYER_SOURCES)
+aux_source_directory("widgets" LAYER_SOURCES)
 aux_source_directory("tree-renderer" RENDERER_SOURCES)
 aux_source_directory("gds-parser" PARSER_SOURCES)
 aux_source_directory("latex-output" LATEX_SOURCES)

layer-selector.c

@@ -19,7 +19,7 @@
 
 #include "layer-selector.h"
 #include "gds-parser/gds-parser.h"
-#include "layer-widget/layer-element.h"
+#include "widgets/layer-element.h"
 #include <glib.h>
 #include <string.h>
 #include <stdio.h>

main.c

@@ -20,7 +20,6 @@
 #include <stdio.h>
 #include "gds-parser/gds-parser.h"
 #include <gtk/gtk.h>
-#include "layer-widget/layer-element.h"
 #include "layer-selector.h"
 #include "tree-renderer/tree-store.h"
 #include "latex-output/latex-output.h"