Update my zshrc with additional files, it was getting unruly, despite my hope with plugins/etc

zsh/lib/git.zsh

@@ -0,0 +1,16 @@
+function git-parent-branch {
+  git show-branch -a \
+    | grep '\*' \
+    | grep -v `git-rev-parse --abbrev-ref HEAD` \
+    | head -n1 \
+    | sed 's/.*\[\(.*\)\].*/\1/' \
+    | sed 's/[\^~].*//'
+}
+alias gpb=git-parent-branch
+
+# Use this to define the git lg alias
+function define_gitlg {
+  git config --global alias.lg log --color --graph --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%ar) %C(bold blue)<%an>%Creset' --abbrev-commit
+}
+
+