Update draft release notes to 1.7.6

Signed-off-by: Junio C Hamano <gitster@pobox.com>

Documentation/RelNotes/1.7.6.txt

@@ -9,9 +9,16 @@ Updates since v1.7.5
  * Clean-up of the C part of i18n (but not l10n---please wait)
    continues.
 
+ * Processes spawned by "[alias] <name> = !process" in the configuration
+   can inspect GIT_PREFIX environment variable to learn where in the
+   working tree the original command was invoked.
+
  * "git blame" learned "--abbrev[=<n>]" option to control the minimum
    number of hexdigits shown for commit object names.
 
+ * "git cvsimport" learned that CVSNT stores its password file in a
+   location different from the traditional CVS.
+
  * "git diff -C -C" used to disable the rename detection entirely when
    there are too many copy candidate paths in the tree; now it falls
    back to "-C" when doing so would keep the copy candidate paths
@@ -20,6 +27,10 @@ Updates since v1.7.5
  * "git format-patch" learned "--quiet" option to suppress the output of
    the names of generated files.
 
+ * "git format-patch" quotes people's names when it has RFC822 special
+   characters in it, e.g. "Junio C. Hamano" <jch@example.com>.  Earlier
+   it was up to the user to do this when using its output.
+
  * "git log" and friends learned a new "--notes" option to replace the
    "--show-notes" option.  Unlike "--show-notes", "--notes=<ref>" does
    not imply showing the default notes.
@@ -27,6 +38,9 @@ Updates since v1.7.5
  * "git merge" learned "-" as a short-hand for "the previous branch", just
    like the way "git checkout -" works.
 
+ * "git merge-one-file" learned to honor GIT_WORK_TREE settings when
+   handling "both sides added, differently" conflict.
+
  * "git rev-list --count" used with "--cherry-mark" counts the cherry-picked
    commits separately, producing more a useful output.
 
@@ -37,7 +51,11 @@ Updates since v1.7.5
    the tarball generation; snapshot from the same tree should result in
    a same tarball.
 
-Also contains various documentation updates.
+ * "git-p4" (in contrib) learned to merge a file that was added on both
+   branches differently by using 2-way merge.
+
+Also contains various documentation updates and minor miscellaneous
+changes.
 
 
 Fixes since v1.7.5
@@ -49,7 +67,11 @@ included in this release.
  * "git config" used to choke with an insanely long line.
    (merge ef/maint-strbuf-init later)
 
- * "diff -M --cached" used to use unmerged path as a possible rename
+ * "git diff-files" did not show the mode information from the working
+   tree side of an unmerged path correctly.
+   (merge jc/fix-diff-files-unmerged later)
+
+ * "git diff -M --cached" used to use unmerged path as a possible rename
    source candidate, which made no sense.
    (merge mz/maint-rename-unmerged later)
 
@@ -65,6 +87,10 @@ included in this release.
  * "git mergetool" did not handle conflicted submoudules gracefully.
    (merge jm/mergetool-submodules later)
 
+ * "git rebase -i -p" failed to preserve the history when there is a
+   redundant merge created with the --no-ff option.
+   (merge aw/maint-rebase-i-p-no-ff later)
+
  * "git stash -p --no-keep-index" and "git stash --no-keep-index -p" now
    mean the same thing.
    (merge dm/stash-k-i-p later)
@@ -76,5 +102,5 @@ included in this release.
 ---
 exec >/var/tmp/1
 echo O=$(git describe master)
-O=v1.7.5-184-g23f536c
+O=v1.7.5.1-216-g3970fc5
 git shortlog --no-merges ^maint ^$O master