+/**
+ * arguments_parse:
+ *
+ * Parses the arguments and creates a #GHashTable with this data.
+ *
+ * key -> value
+ *
+ * dislay -> display at the default screen.
+ * screen -> screen number.
+ * page-label -> only if the page label argument has been passed,
+ * the page of the document to display.
+ * mode -> only if the view mode is one of the availables,
+ * the view mode.
+ * unlink-temp-file -> only if the view mode is preview mode and
+ * unlink-temp-file has been passed, unlink-temp-file.
+ *
+ * Returns: a pointer into #GHashTable with data from the arguments.
+ */