Remove 'todo' requirements for release
Added Upcoming Deprecations section

These classes have been moved to run-loop.
Updated the minitest text
Add section on Xcode 6 beta support
Updates to the Travis CI section
Special thanks to the end
Removes 'Other' section re: rspec

No one cares about rspec but me. :(
Copy editing. [skip ci]
Merge pull request #496 from calabash/feature/changelog-updates-for-0.10.0

changelog updates for 0.10.0