RevDedup 2.1

Removed unused dependency of Libmicrohttpd.

Bug Fix when using fixed-size chunking on file which size is not multiple of segment size

RevDedup 2.0

Prototype System used in ”Efficient Hybrid Inline and Out-of-line Deduplication for Backup Storage” (Yan Kit Li, Min Xu, Chun Ho Ng, Patrick P. C. Lee.) Accepted for publication in ACM Transactions on Storage (TOS)