clean up

Eliminate range-based for loops

Various Windows fixes.

This reverts commit 4cba0ca3.

Fixing errors found by clang static analysis.

for next,asyncnext

Update PHP to the new batch API

This reverts commit 8c8588c7.

This reverts commit 8c8588c7.

Updates the Rakefile

Use grpc:: counterparts in ruby code generator

Renables the test checking the server can send the initial bidi message

- simplify the test suite namespace
- fix bug in test suite setup where wrappper tests were run twice
- removes unnecessary descs
- add bunder's gem tasks for release and installation

Node general interface

Added Node QPS test

-) Introduce a wait-loop with a 100ms delay on iomgr shutdown, so that background threads have the chance to place last minute callbacks without having to stall for the whole 10 seconds deadline.
-) io completion ports will get notifications on socket shutdowns, so we need to delay their deletions for after we get a notification for them.
-) we need to keep some sense of how many orphan sockets are in, so we can properly collect them - let's not shutdown the iocp loop until after all orphans have been collected.

This reverts commit 8c8588c7.

Grpc ruby fix metadata handling when deadline specified

Adding a test to check the openssl version we are using.