checkout: implement "-" abbreviation, add docs and tests

diff --git a/t/t3903-stash.sh b/t/t3903-stash.sh
index 8d4804b65818f7fc55f0c0736fde673ac7512a8a..7484cbede6ccd3ecb56a3ebff734740cb543c0a4 100755 (executable)
--- a/t/t3903-stash.sh
+++ b/t/t3903-stash.sh
@@ -3,7 +3,7 @@
 # Copyright (c) 2007 Johannes E Schindelin
 #
 
-test_description='Test git-stash'
+test_description='Test git stash'
 
 . ./test-lib.sh