Anorm storage: Only add annotations to a span that do belong to the span.
fix up pull request 298 for anorm annotations applying to all spans
Anorm storage: Only add annotations to a span that do belong to the span

Currently, every span returned by `getSpansByTraceIds` contains all annotations
from the trace, regardless whether they belong to the span or not.

Author: @Trundle
Fixes #298
URL: https://github.com/twitter/zipkin/pull/298
formatting fixes
web: UI improvements for zero-length spans

Two minor improvements for spans with length zero:
* Draw span bars with small width instead of zero
* Show bar labels even if the span is of length zero

Author: @franklinhu
Fixes #299
URL: https://github.com/twitter/zipkin/pull/299
Remove Google Analytics
Sort spans by duration after start time.
Merge pull request #302 from elliottneilclark/sort_duration

Sort spans by duration after start time.
fix split node group
Merge pull request #303 from fulinlin924/master

fix split grouped nodes
anormdb: fix span merging

Annotations and binary annotations were not joined with spans
predicated on span names. This caused for duplicate annotations to
show up in the UI.

Author: @franklinhu
Fixes #308
URL: https://github.com/twitter/zipkin/pull/308
switch to the official scrooge-sbt plugin

Author: @sprsquish
Fixes #312
URL: https://github.com/twitter/zipkin/pull/312
fix specs dependency

Author: @sprsquish
Fixes #317
URL: https://github.com/twitter/zipkin/pull/317
fix cassandra search issue.

see https://github.com/twitter/zipkin/issues/310

Author: @fulinlin924
Fixes #314
URL: https://github.com/twitter/zipkin/pull/314
Merge pull request #2 from twitter/master

merge from government master