libsaria: Remove path from library

I need to delete it, save the library, and rebulid the tree and index.

libsaria/sources/library/__init__.py

@@ -20,12 +20,19 @@ library.load()
 tree.make_tree()
 index.reindex()
 
-def update_lib():
-	update.update()
+def refresh():
 	tree.make_tree()
 	index.reindex()
 	libsaria.callbacks.library_updated()
 
+def update_lib():
+	update.update()
+	refresh()
+
+def rm_path(path):
+	library.rm_path(path)
+	refresh()
+
 def reset():
 	library.reset()
-	tree.make_tree()
+	refresh()

libsaria/sources/library/library.py

@@ -39,6 +39,12 @@ def add_path(path):
 	lib_dict.setdefault(path, dict())
 	unlock_library()
 
+def rm_path(path):
+	lock_library()
+	del lib_dict[path]
+	save()
+	unlock_library()
+
 def list_paths():
 	res = []
 	lock_library()