Update/cleanup gitconfig aliases.

git/.gitconfig.d/10-core

@@ -1,15 +1,12 @@
 [alias]
   up = !sh -c 'git pull --rebase && git push'
-  # 1.8.4+ only for ignore-all-space
-  wsldiff = diff --color-words --ignore-space-at-eol --ignore-space-change --ignore-all-space --ignore-all-space
-  wsdiff = diff --color-words --ignore-space-at-eol --ignore-space-change --ignore-all-space
+  wsdiff = diff --color-words --ignore-space-at-eol --ignore-space-change --ignore-all-space --ignore-all-space
   wdiff = diff --color-words
   ci = commit
   ciu = commit --all
   co = checkout
   ba = branch --all
   st = status --short --branch
-  pak = repack -a -d -f --depth=2000 --window=2000
   unstage = reset HEAD
   tlog = log --graph --color=always --abbrev-commit --date=relative --pretty=oneline
   hist = log --graph --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%cr) %C(bold blue)<%an>%Creset' --abbrev-commit --date=relative
@@ -18,3 +15,9 @@
   squash = commit --squash
   ri = rebase --interactive --autosquash
   ra = rebase --abort
+  effit = reset --hard
+  # What commits differ beteen branches, note, equivalent commits are omitted.
+  # Use this with three dot operator aka master...origin/master
+  cdiff = log --left-right --graph --cherry-pick --oneline
+  # Same as ^ only equivalent commits are listed with a = sign.
+  cmdiff = log --left-right --graph --cherry-pick --oneline