Sync with maint

By Jeff King (1) and Junio C Hamano (1)
* maint:
  Update draft release notes to 1.7.10.3
  osxkeychain: pull make config from top-level directory

Documentation/RelNotes/1.7.10.3.txt

@@ -4,6 +4,12 @@ Git v1.7.10.3 Release Notes
 Fixes since v1.7.10.2
 ---------------------
 
+ * The message file for German translation has been updated a bit.
+
+ * "git status --porcelain" ignored "--branch" option by mistake.  The
+   output for "git status --branch -z" was also incorrect and did not
+   terminate the record for the current branch name with NUL as asked.
+
  * Running "git checkout" on an unborn branch used to corrupt HEAD.
 
  * When checking out another commit from an already detached state, we

contrib/credential/osxkeychain/Makefile

@@ -2,10 +2,13 @@ all:: git-credential-osxkeychain
 
 CC = gcc
 RM = rm -f
-CFLAGS = -g -Wall
+CFLAGS = -g -O2 -Wall
+
+-include ../../../config.mak.autogen
+-include ../../../config.mak
 
 git-credential-osxkeychain: git-credential-osxkeychain.o
-	$(CC) -o $@ $< -Wl,-framework -Wl,Security
+	$(CC) $(CFLAGS) -o $@ $< $(LDFLAGS) -Wl,-framework -Wl,Security
 
 git-credential-osxkeychain.o: git-credential-osxkeychain.c
 	$(CC) -c $(CFLAGS) $<