Merge branch 'maint'

* maint:
  Prepare for 1.7.3.4
  use persistent memory for rejected paths
  do not overwrite files in leading path
  lstat_cache: optionally return match_len
  add function check_ok_to_remove()
  t7607: add leading-path tests
  t7607: use test-lib functions and check MERGE_HEAD
  Do not link with -lcrypto under NO_OPENSSL

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

Documentation/RelNotes/1.7.3.4.txt

@@ -14,6 +14,11 @@ Fixes since v1.7.3.3
    colon between the hours and minutes part (e.g. "-08:00" instead of
    "-0800").
 
+ * "git checkout" removed an untracked file "foo" from the working
+   tree when switching to a branch that contains a tracked path
+   "foo/bar".  Prevent this, just like the case where the conflicting
+   path were "foo" (c752e7f..7980872d).
+
  * "git cherry-pick" or "git revert" refused to work when a path that
    would be modified by the operation was stat-dirty without a real
    difference in the contents of the file.
@@ -21,9 +26,14 @@ Fixes since v1.7.3.3
  * "git diff --check" reported an incorrect line number for added
    blank lines at the end of file.
 
+ * "git imap-send" failed to build under NO_OPENSSL.
+
  * Setting log.decorate configuration variable to "0" or "1" to mean
    "false" or "true" did not work.
 
+ * "git push" over dumb HTTP protocol did not work against WebDAV
+   servers that did not terminate a collection name with a slash.
+
  * "git tag -v" did not work with GPG signatures in rfc1991 mode.
 
  * The post-receive-email sample hook was accidentally broken in 1.7.3.3

Documentation/RelNotes/1.7.4.txt

@@ -96,11 +96,6 @@ Fixes since v1.7.3
 All of the fixes in v1.7.3.X maintenance series are included in this
 release, unless otherwise noted.
 
- * "git checkout" removed an untracked file "foo" from the working
-    tree when switching to a branch that contains a tracked path
-    "foo/bar".  Prevent this, just like the case where the conflicting
-    path were "foo" (c752e7f..7980872d).
-
  * "git log --author=me --author=her" did not find commits written by
    me or by her; instead it looked for commits written by me and by
    her, which is impossible.

Makefile

@@ -1303,11 +1303,15 @@ else
 	BLK_SHA1 = 1
 	OPENSSL_LIBSSL =
 endif
+ifdef NO_OPENSSL
+	LIB_4_CRYPTO =
+else
 ifdef NEEDS_SSL_WITH_CRYPTO
 	LIB_4_CRYPTO = $(OPENSSL_LINK) -lcrypto -lssl
 else
 	LIB_4_CRYPTO = $(OPENSSL_LINK) -lcrypto
 endif
+endif
 ifdef NEEDS_LIBICONV
 	ifdef ICONVDIR
 		BASIC_CFLAGS += -I$(ICONVDIR)/include