Moved hub into the git plugin.

plugins/osx/functions/tab

@@ -0,0 +1,34 @@
+local command="cd \\\"$PWD\\\""
+(( $# > 0 )) && command="${command}; $*"
+
+the_app=$(
+  osascript 2>/dev/null <<EOF
+    tell application "System Events"
+      name of first item of (every process whose frontmost is true)
+    end tell
+EOF
+)
+
+[[ "$the_app" == 'Terminal' ]] && {
+  osascript 2>/dev/null <<EOF
+    tell application "System Events"
+      tell process "Terminal" to keystroke "t" using command down
+      tell application "Terminal" to do script "${command}" in front window
+    end tell
+EOF
+}
+
+[[ "$the_app" == 'iTerm' ]] && {
+  osascript 2>/dev/null <<EOF
+    tell application "iTerm"
+      set current_terminal to current terminal
+      tell current_terminal
+        launch session "Default Session"
+        set current_session to current session
+        tell current_session
+          write text "${command}"
+        end tell
+      end tell
+    end tell
+EOF
+}