Can deploy wiki pages as children of README.

Generate multiple HTMLs from Markdowns found under src/wiki
Synchronize output directory with children of your remote README. This means
that if you remote a wiki page, it will be deleted on confluence on next deploy.
Title of pages is the discrimator used to check the existance of a page.
Code more readable
Removed useless operation 'publish'
Merge pull request #12 from sixro/upload-multiple-md

Upload multiple Markdown(s)