[docs] Minor

docs/harfbuzz-docs.xml

diff --git a/docs/harfbuzz-docs.xml b/docs/harfbuzz-docs.xml
index 00113e9..d77ea65 100644
--- a/docs/harfbuzz-docs.xml
+++ b/docs/harfbuzz-docs.xml
@@ -184,6 +184,18 @@
         <title>Index of new symbols in 1.3.3</title>
         <xi:include href="xml/api-index-1.3.3.xml"><xi:fallback /></xi:include>
       </index>
+      <index id="api-index-1-4-2" role="1.4.2">
+        <title>Index of new symbols in 1.4.2</title>
+        <xi:include href="xml/api-index-1.4.2.xml"><xi:fallback /></xi:include>
+      </index>
+      <index id="api-index-1-4-3" role="1.4.3">
+        <title>Index of new symbols in 1.4.3</title>
+        <xi:include href="xml/api-index-1.4.3.xml"><xi:fallback /></xi:include>
+      </index>
+      <index id="api-index-1-5-0" role="1.5.0">
+        <title>Index of new symbols in 1.5.0</title>
+        <xi:include href="xml/api-index-1.5.0.xml"><xi:fallback /></xi:include>
+      </index>
       <index id="deprecated-api-index" role="deprecated">
         <title>Index of deprecated API</title>
         <xi:include href="xml/api-index-deprecated.xml"><xi:fallback /></xi:include>

docs/harfbuzz-sections.txt

diff --git a/docs/harfbuzz-sections.txt b/docs/harfbuzz-sections.txt
index a91eb4c..6ceefd2 100644
--- a/docs/harfbuzz-sections.txt
+++ b/docs/harfbuzz-sections.txt
@@ -41,6 +41,7 @@
 hb_buffer_add_utf16
 hb_buffer_add_utf8
 hb_buffer_add_latin1
+hb_buffer_append
 hb_buffer_set_content_type
 hb_buffer_get_content_type
 hb_buffer_set_direction
@@ -77,9 +78,12 @@
 hb_buffer_serialize_list_formats
 hb_segment_properties_equal
 hb_segment_properties_hash
+hb_buffer_diff
 hb_buffer_set_message_func
 hb_buffer_t
+hb_glyph_info_get_glyph_flags
 hb_glyph_info_t
+hb_glyph_flags_t
 hb_glyph_position_t
 hb_buffer_content_type_t
 hb_buffer_flags_t
@@ -87,6 +91,7 @@
 hb_segment_properties_t
 hb_buffer_serialize_format_t
 hb_buffer_serialize_flags_t
+hb_buffer_diff_flags_t
 hb_buffer_message_func_t
 </SECTION>
 
@@ -251,6 +256,7 @@
 hb_font_is_immutable
 hb_font_make_immutable
 hb_font_reference
+hb_font_set_face
 hb_font_set_funcs
 hb_font_set_funcs_data
 hb_font_set_parent
@@ -302,6 +308,7 @@
 HB_GOBJECT_TYPE_BLOB
 HB_GOBJECT_TYPE_BUFFER
 HB_GOBJECT_TYPE_BUFFER_CONTENT_TYPE
+HB_GOBJECT_TYPE_BUFFER_DIFF_FLAGS
 HB_GOBJECT_TYPE_BUFFER_FLAGS
 HB_GOBJECT_TYPE_BUFFER_SERIALIZE_FLAGS
 HB_GOBJECT_TYPE_BUFFER_SERIALIZE_FORMAT
@@ -309,6 +316,7 @@
 HB_GOBJECT_TYPE_FACE
 HB_GOBJECT_TYPE_FONT
 HB_GOBJECT_TYPE_FONT_FUNCS
+HB_GOBJECT_TYPE_GLYPH_FLAGS
 HB_GOBJECT_TYPE_MEMORY_MODE
 HB_GOBJECT_TYPE_OT_LAYOUT_GLYPH_CLASS
 HB_GOBJECT_TYPE_OT_MATH_CONSTANT
@@ -328,6 +336,7 @@
 HB_GOBJECT_TYPE_USER_DATA_KEY
 hb_gobject_blob_get_type
 hb_gobject_buffer_content_type_get_type
+hb_gobject_buffer_diff_flags_get_type
 hb_gobject_buffer_flags_get_type
 hb_gobject_buffer_get_type
 hb_gobject_buffer_serialize_flags_get_type
@@ -336,6 +345,7 @@
 hb_gobject_face_get_type
 hb_gobject_font_funcs_get_type
 hb_gobject_font_get_type
+hb_gobject_glyph_flags_get_type
 hb_gobject_memory_mode_get_type
 hb_gobject_ot_layout_glyph_class_get_type
 hb_gobject_ot_math_constant_get_type

src/hb-buffer.cc

diff --git a/src/hb-buffer.cc b/src/hb-buffer.cc
index a25a2cb..a45062a 100644
--- a/src/hb-buffer.cc
+++ b/src/hb-buffer.cc
@@ -1413,7 +1413,7 @@
 
 /**
  * hb_glyph_info_get_glyph_flags:
- * @buffer: a #hb_glyph_info_t.
+ * @info: a #hb_glyph_info_t.
  *
  * Returns glyph flags encoded within a #hb_glyph_info_t.
  *
@@ -1882,6 +1882,12 @@
  * Comparing buffers.
  */
 
+/**
+ * hb_buffer_diff:
+ *
+ *
+ * Since: 1.5.0
+ **/
 hb_buffer_diff_flags_t
 hb_buffer_diff (hb_buffer_t *buffer,
 		hb_buffer_t *reference,