Add some more git alias goodness

git/gitconfig.symlink

@@ -7,6 +7,10 @@
 [init]
     templatedir = ~/.dotfiles/git/templates
 [alias]
+    # meta
+    # list all aliases
+    la = "!git config -l | grep alias | cut -c 7-"
+    delete-merged-branches = "!f() { git checkout --quiet master && git branch --merged | grep --invert-match '\\*' | xargs -n 1 git branch --delete; git checkout --quiet @{-1}; }; f"
     diff = diff --ignore-space-at-eol -b -w --ignore-blank-lines
     cnv = commit --no-verify
     co = checkout
@@ -31,6 +35,15 @@
     # show what I did today
     day = "!sh -c 'git log --reverse --no-merges --branches=* --date=local --after=\"yesterday 11:59PM\" --author=\"`git config --get user.name`\"'"
 
+    # assume aliases
+    assume = update-index --assume-unchanged
+    unassume = update-index --no-assume-unchanged
+    assumed = "!git ls-files -v | grep ^h | cut -c 3-"
+    unassumeall = "!git assumed | xargs git update-index --no-assume-unchanged"
+
+    # tag aliases
+    lt = describe --tags --abbrev=0
+
     fixup = !sh -c 'git commit --fixup=$1' -
     squash = !sh -c 'git commit --squash=$1' -
     ri = rebase --interactive --autosquash