Merge branch 'maint'

* maint:
  Git 1.7.8.4
  Git 1.7.7.6
  diff-index: enable recursive pathspec matching in unpack_trees

Conflicts:
	GIT-VERSION-GEN

Documentation/RelNotes/1.7.7.6.txt

@@ -8,6 +8,10 @@ Fixes since v1.7.7.5
    directory when two paths in question are in adjacent directories and
    the name of the one directory is a prefix of the other.
 
+ * A wildcard that matches deeper hierarchy given to the "diff-index" command,
+   e.g. "git diff-index HEAD -- '*.txt'", incorrectly reported additions of
+   matching files even when there is no change.
+
  * When producing a "thin pack" (primarily used in bundles and smart
    HTTP transfers) out of a fully packed repository, we unnecessarily
    avoided sending recent objects as a delta against objects we know

Documentation/RelNotes/1.7.8.4.txt

@@ -8,6 +8,10 @@ Fixes since v1.7.8.3
    directory when two paths in question are in adjacent directories and
    the name of the one directory is a prefix of the other.
 
+ * A wildcard that matches deeper hierarchy given to the "diff-index" command,
+   e.g. "git diff-index HEAD -- '*.txt'", incorrectly reported additions of
+   matching files even when there is no change.
+
  * When producing a "thin pack" (primarily used in bundles and smart
    HTTP transfers) out of a fully packed repository, we unnecessarily
    avoided sending recent objects as a delta against objects we know

Documentation/git.txt

@@ -44,17 +44,19 @@ unreleased) version of git, that is available from 'master'
 branch of the `git.git` repository.
 Documentation for older releases are available here:
 
-* link:v1.7.8.3/git.html[documentation for release 1.7.8.3]
+* link:v1.7.8.4/git.html[documentation for release 1.7.8.4]
 
 * release notes for
+  link:RelNotes/1.7.8.4.txt[1.7.8.4],
   link:RelNotes/1.7.8.3.txt[1.7.8.3],
   link:RelNotes/1.7.8.2.txt[1.7.8.2],
   link:RelNotes/1.7.8.1.txt[1.7.8.1],
   link:RelNotes/1.7.8.txt[1.7.8].
 
-* link:v1.7.7.5/git.html[documentation for release 1.7.7.5]
+* link:v1.7.7.6/git.html[documentation for release 1.7.7.6]
 
 * release notes for
+  link:RelNotes/1.7.7.6.txt[1.7.7.6],
   link:RelNotes/1.7.7.5.txt[1.7.7.5],
   link:RelNotes/1.7.7.4.txt[1.7.7.4],
   link:RelNotes/1.7.7.3.txt[1.7.7.3],