commands: add -T alternative to --template

mercurial/commands.py

@@ -90,7 +90,7 b' commitopts2 = ['
 templateopts = [
     ('', 'style', '',
      _('display using template map file'), _('STYLE')),
-    ('', 'template', '',
+    ('T', 'template', '',
      _('display with template'), _('TEMPLATE')),
 ]
 

tests/test-command-template.t

@@ -45,7 +45,7 b' Second branch starting at nullrev:'
 
   $ hg log --template '{join(file_copies, ",\n")}\n' -r .
   fourth (second)
-  $ hg log --template '{file_copies % "{source} -> {name}\n"}' -r .
+  $ hg log -T '{file_copies % "{source} -> {name}\n"}' -r .
   second -> fourth
 
 Quoting for ui.logtemplate