Use capitalized names where appropriate

The Linux kernel and Emacs are both spelled capitalized

Signed-off-by: Henrik Austad <henrik@austad.us>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/Documentation/user-manual.txt b/Documentation/user-manual.txt
index d4b1e90..5242a7e 100644
--- a/Documentation/user-manual.txt
+++ b/Documentation/user-manual.txt
@@ -59,7 +59,7 @@
 ------------------------------------------------
 	# git itself (approx. 10MB download):
 $ git clone git://git.kernel.org/pub/scm/git/git.git
-	# the linux kernel (approx. 150MB download):
+	# the Linux kernel (approx. 150MB download):
 $ git clone git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
 ------------------------------------------------
 
@@ -1340,7 +1340,7 @@
 MERGE_HEAD, and which touch an unmerged file.
 
 You may also use linkgit:git-mergetool[1], which lets you merge the
-unmerged files using external tools such as emacs or kdiff3.
+unmerged files using external tools such as Emacs or kdiff3.
 
 Each time you resolve the conflicts in a file and update the index: