Always use --verbose with commits

--verbose never hurts; even for trivial changes it's good to check for
commit creep.

dotfiles/gittum/main.gitconfig

   cm = commit --verbose
   cma = commit --verbose --amend
   cmf = !sh -c \
-        'git commit --edit --message=\"$(~/.gittum/bin/findcat msg_flake8)\"'
+        'git commit --verbose --edit --message=\"$(~/.gittum/bin/findcat msg_flake8)\"'
   cmt = !sh -c \
-        'git commit --edit --message=\"$(~/.gittum/bin/findcat msg_tmp)\"'
+        'git commit --verbose --edit --message=\"$(~/.gittum/bin/findcat msg_tmp)\"'
   cmr = !sh -c \
-        'git commit --edit --message=\"$(~/.gittum/bin/findcat msg_typo)\"'
+        'git commit --verbose --edit --message=\"$(~/.gittum/bin/findcat msg_typo)\"'
   cmv = !sh -c \
         'git commit --verbose --edit --message=\"$(~/.gittum/bin/findcat msg_bumpv)\"'
   cmw = !sh -c \
-        'git commit --edit --message=\"$(~/.gittum/bin/findcat msg_wip)\"'
+        'git commit --verbose --edit --message=\"$(~/.gittum/bin/findcat msg_wip)\"'
   co = checkout
   com = checkout master
   cp = cherry-pick