git-p4: Unset P4DIFF environment variable when using 'p4 -du diff'

diff --git a/Documentation/core-tutorial.txt b/Documentation/core-tutorial.txt
index 401d1deca04f29d453f5902b9c2a4a8ca3bf6d4b..aa40dfd36a6f210c5808791225014e023d18c0de 100644 (file)
--- a/Documentation/core-tutorial.txt
+++ b/Documentation/core-tutorial.txt
@@ -578,7 +578,7 @@ particular state. You can, for example, do
 $ git diff my-first-tag
 ----------------
 
-to diff your current state against that tag (which at this point will
+to diff your current state against that tag which at this point will
 obviously be an empty diff, but if you continue to develop and commit
 stuff, you can use your tag as an "anchor-point" to see what has changed
 since you tagged it.
@@ -1152,7 +1152,7 @@ back to the earlier repository with "hello" and "example" file,
 and bring ourselves back to the pre-merge state:
 
 ------------
-$ git show-branch --more=3 master mybranch
+$ git show-branch --more=2 master mybranch
 ! [master] Merge work in mybranch
  * [mybranch] Merge work in mybranch
 --
@@ -1215,7 +1215,7 @@ $ git-read-tree -m -u $mb HEAD mybranch
 This is the same `git-read-tree` command we have already seen,
 but it takes three trees, unlike previous examples.  This reads
 the contents of each tree into different 'stage' in the index
-file (the first tree goes to stage 1, the second stage 2,
+file (the first tree goes to stage 1, the second to stage 2,
 etc.).  After reading three trees into three stages, the paths
 that are the same in all three stages are 'collapsed' into stage
 0.  Also paths that are the same in two of three stages are