Revert "Add a Bitdeli badge to README"

This reverts commit deccd339406809c93dfe742417e1a90eaf3b82cb.
Revert "Revert "Add a Bitdeli badge to README""

This reverts commit 2effd103463092ea9ae09129289f26b3c0f38b47.
Revert "Revert "Revert "Add a Bitdeli badge to README"""

This reverts commit 25b75cf2f26b093dafc708235912f31f53a1b37d.