Update RoboGuice version
Prepare for ActionBar
Add map nav link to menu as well
More consistent Host Information activity, RoboGuice updates
Action bar activity.
Move host name and all actions to action bar.
Remove redundant linear layout.
Remove update action, don't think anyone uses that..
New action bar email icon.
Add star icon to action bar as well.
Make sure the menu is created before trying to update it.
Merge pull request #143 from jstaffans/gh-142-action-bar

Thanks! Great stuff.