Add API to get the compile and match flags from a GRegex

Bug #616967.

docs/reference/glib/glib-sections.txt

@@ -942,6 +942,8 @@ g_regex_get_pattern
 g_regex_get_max_backref
 g_regex_get_capture_count
 g_regex_get_string_number
+g_regex_get_compile_flags
+g_regex_get_match_flags
 g_regex_escape_string
 g_regex_match_simple
 g_regex_match

docs/reference/glib/tmpl/gregex.sgml

@@ -326,6 +326,24 @@ need the #GRegex or the matched string.
 @Returns: 
 
 
+<!-- ##### FUNCTION g_regex_get_compile_flags ##### -->
+<para>
+
+</para>
+
+@regex: 
+@Returns: 
+
+
+<!-- ##### FUNCTION g_regex_get_match_flags ##### -->
+<para>
+
+</para>
+
+@regex: 
+@Returns: 
+
+
 <!-- ##### FUNCTION g_regex_escape_string ##### -->
 <para>