fix LDFLAGS for Mac. --no-as-need is not supported on Mac
readIndex : avoid 2 extra RPCs to HDFS for each file.
Merge pull request #37 from rangadi/read_index_improvement

Read index improvement, Mac build fix.
readIndex : avoid creating Long objects for each lzo block
Merge pull request #39 from rangadi/read_index_improvement

readIndex : avoid creating Long objects for each lzo block
Merge pull request #40 from rangadi/toddlipcon_master_jan_03

Toddlipcon master jan 03
Merge pull request #31 from butlermh/master

Fixed build so it is possible to publish artifacts to local Maven repository
Update readme with build and troubleshooting instructions.
Merge pull request #44 from twitter/readme_update_build_docs

Update readme with build and troubleshooting instructions.
reuse decompressor to reduce memory consumption
incoporated code review comments.
comment indentation fix.
remove the ivy-2.2.0.jar
fix comment.
reuse compressors;
simplify decompressor reuse (reuse decompressors for both cases)
incorporate code review.
Merge pull request #45 from yuxutw/reuse_lzopdecompressor

Reuse lzop compressor and decompressor
update version to 0.4.16
ant target "publish-local". also added instructions
for publishing to maven.twttr.com.
handle differences in CodecPool.getCompressor()
interface between CDH3 and Apache Hadoop.