Logical blocks and Java

• It enable logical block with different extendable logical block schedulers.
• adds a new JAVA API for VeloxDFS be used in HADOOP.
• adds support for IO monitoring using zookeeper
• Many refactors and small fixes

Minor changes in the Makefile.am

The changes aim to make the Makefile.am more portable among the other ecosystem projects.

Completes the logical block feature

It adds a major refactor on the logical block featues.

It also adds a small script to automatize the creation of flags.

It refactor the unit test suite.

Offset read/write feature

v1.4.0

Offset Read include, changes in the internal API

Replica version

Merge pull request #97 from DICL/fix-slowdfs

DFS is now fast again

Incompatible changes

Note that now Context is a singleton, so before merging we will have to change the way that we use context in EclipseMR/CACHE/SQL

Several bugs are fixed

Now it supports large files tested > 500Mb

dfsformat is added, several bug fixed

Merge pull request #59 from DICL/refactor-dfsput

Refactor dfsput

v1.0.2: Merge pull request #53 from DICL/fix-dfsput

dynamic allocation error is fixed

No bugs observed in this release

Merge pull request #47 from DICL/fix-dfsrm

The bug was that when client disconnect, socket pointer was not freed