Adding MacOS support in our run_jenkins script.

Adding JWT verifier.

Don't use pkg-config to look for perftools

Fix a few issues with pkg-config file generation

Fixing variable names discrepancy in ruby's extension builder.

CONFIG != GRPC_CONFIG, meaning we're always building released, even in debug.

Use pkg-config if possible when building the ruby extension

Don't send terminal escapes if we're outputing to a file

Fix TSAN reported bug

Fixing json doc.

Point tests to protobuf head

Use pkg-config when building the Node extension, if possible

Node binding gyp fixes

Restore sanity

Change transport contract to automatically disconnect after sending a goaway

Don’t use containsString as it’s iOS 8 only

Adding util to get a NULL terminated string from a slice.

add client side census context

Adding a check to find NPN-capable OpenSSL.

Merge branch 'just-say-goodbye-when-we-are-done' of github.com:ctiller/grpc into just-say-goodbye-when-we-are-done