remove the unused release() method.
remove unused lock() method
remove unused getFileBlockLocations(Path p, long start, long len)
Merge pull request #22 from gluster/BZ927290

remove unused getFileBlockLocations(Path p, long start, long len)
Merge pull request #20 from gluster/BZ927284

remove unused lock() method
include jar for log4j default binding
No changes - just a manual merge (github couldn't auto merge on own).
Merge branch 'master' into BZ927288

Conflicts:
	src/main/java/org/apache/hadoop/fs/glusterfs/GlusterFileSystem.java
Merge pull request #19 from gluster/BZ927288

remove the unused release() method.
Merge branch 'master' of ssh://github.com/gluster/hadoop-glusterfs
merge
Merge pull request #24 from jayunit100/master

BZ_921232
timestamp to jar
buffering writes
Merge pull request #25 from gluster/pomtimestamp2_squashed

timestamp to jar
Allow write buffer size as a parameter from hadoop/core-site.xml.

to adjust java write buffer,  specify fs.glusterfs.write.buffer.size in core-site.xml in bytes.
conf.xml example + added test for buffering of Fuse stream
update test to exactly confirm 2 bytes post flush
Merge pull request #26 from gluster/buffering_writes

Configurable buffered writes in memory.
Permissions patch to fix BZ_951305
added delete