bump loggregator

9455d99 bump dropsonde
542fe2e reuse the http client so that connections can be reused
82f6bab remove unused store-adapter
8929ccf DEAAgent: Ensure that both out/err streams are closed in case of failure
0e82854 Fix race condition
7e8d0d0 Fix race condition in deaagent
8f05660 Close listeners to prevent race conditions
150925e Remove loggingstream; didn't provide functionality after refactor
d017a0e Fixes #83065634, clean up read logic to remove race conditions