Merge tag '0.4.7' into develop

0.4.7
Version bump to 0.4.8
Fixes for readme typos
Merge branch 'master' of github.com:zaybiz/gem-capistrano-wp into zaybiz-master
Better git submodule support
Merge pull request #9 from crowdfavorite/feature/git-submodule-cleanup

Better git submodule support
0.4.8 gemspec
Merge branch 'release/0.4.8'