Breakup the omnibus config install

install/config/git.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+
+# Set common git aliases
+git config --global alias.co checkout
+git config --global alias.br branch
+git config --global alias.ci commit
+git config --global alias.st status
+git config --global pull.rebase true
+git config --global init.defaultBranch master
+
+# Set identification from install inputs
+if [[ -n "${OMARCHY_USER_NAME//[[:space:]]/}" ]]; then
+  git config --global user.name "$OMARCHY_USER_NAME"
+fi
+
+if [[ -n "${OMARCHY_USER_EMAIL//[[:space:]]/}" ]]; then
+  git config --global user.email "$OMARCHY_USER_EMAIL"
+fi