add --gzip flag for nsq_to_file
add C and Java library links to README
Merge pull request #99 from jehiah/nsq_to_file_gzip_99

nsq_to_file: add --gzip flag
remove unused debugMode flag
syntax changes for forwards compatibility with Go tip
Merge pull request #102 from mreiferson/tip_102

compatibility with go tip
nsq_to_http: per handler logging information
Merge pull request #103 from mreiferson/nsq_to_http_log_103

nsq_to_http handler logging
add strftime stuff to nsq_to_file
Merge pull request #105 from mreiferson/nsq_to_file_strftime_105

add strftime capability to nsq_to_file
nsqd: consumer optimizations

* intelligently buffer writing to clients
* switch msg.Id to be a byte array (*not* slice)
  so that we can use it as map key without converting
  to string (which proved to be a significant bottleneck
  in profiling)
* hand-written ByteToBase10 function that converts []byte slices
nsqd: pqWorker better exit behavior
remove deprecated code and old V2Data test (superceded by V2Sub tests)
nsqd: protocol_v2 add IDENTIFY
Merge pull request #90 from mreiferson/buf

profiling optimizations
nsqd: simplify optimized v2 message pump
Merge pull request #108 from mreiferson/pump_refactor_108

nsqd: simplify optimized v2 message pump
bump to rc.1; update changelog
documentation updates:

* add upgrade notes to changelog
* add topic/channel info to design doc (and slides link)
* add document describing basic patterns from blog post
* update protocol doc with missing commands MPUB and IDENTIFY
Merge pull request #111 from mreiferson/docs_111

doc updates