Move bootorder and bootoption apis to lib

Rename and move bootorder and bootoption apis from cmd to lib
for re-use between eficonfig and bootmgr
Fix 'unexpected indentation' when 'make htmldocs' after functions
are moved

Signed-off-by: Raymond Mao <raymond.mao@linaro.org>
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
diff --git a/include/efi_loader.h b/include/efi_loader.h
index 11e08a8..604fd76 100644
--- a/include/efi_loader.h
+++ b/include/efi_loader.h
@@ -517,6 +517,17 @@
 int efi_init_early(void);
 /* Initialize efi execution environment */
 efi_status_t efi_init_obj_list(void);
+/* Append new boot option in BootOrder variable */
+efi_status_t efi_bootmgr_append_bootorder(u16 index);
+/* Get unused "Boot####" index */
+efi_status_t efi_bootmgr_get_unused_bootoption(u16 *buf,
+					       efi_uintn_t buf_size, u32 *index);
+/* Generate the media device boot option */
+efi_status_t efi_bootmgr_update_media_device_boot_option(void);
+/* Delete selected boot option */
+efi_status_t efi_bootmgr_delete_boot_option(u16 boot_index);
+/* search the boot option index in BootOrder */
+bool efi_search_bootorder(u16 *bootorder, efi_uintn_t num, u32 target, u32 *index);
 /* Set up console modes */
 void efi_setup_console_size(void);
 /* Install device tree */