Thrift: Whitespace cleanup.

Summary:
- Expanded tabs to spaces where spaces were the norm.
- Deleted almost all trailing whitespace.
- Added newlines to the ends of a few files.
- Ran dos2unix on one file or two.

Reviewed By: mcslee

Test Plan: git diff -b

Revert Plan: ok


git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@665467 13f79535-47bb-0310-9956-ffa450edef68
206 files changed