[Installer] Set codesigning identity for watchos/tvos

Fix #5438 - Make comments more clear

For fix slow dependency issue(base on 1.0.0).

[Installer] Make use of 'Boolean' consistent in docs

Hash scope suffixes if they are over 50 characters

[Installer] Remove Migrator

Comment on bogus-ness of `PROVISIONING_PROFILE_SPECIFIER` for `PodsProjectGenerator`.

[Travis] Account for system ruby going from p645 -> p648

Update Danger and use scoped syntax for git/github metadata

The specifier is definitely self-explanatory in what it does, but should be explicit about how it specifies: to achieve bogus-ness.

Regarding CocoaPods/CocoaPods#5528.

Release 1.1.0.beta.1

# gpg: Signature made Mon Jul 11 10:36:30 2016 EDT using RSA key ID 15DDA856
# gpg: Good signature from "Samuel Giddins <segiddins@segiddins.me>"
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 7B19 37A9 CF66 AEF6 52C9  4090 0119 5BB3 15DD A856

This pull request adds a license, such as `MIT` or `Commercial`, to
generated `Pods-{Project}-acknowledgements.plist`. I send this PR
because I want to filter some licenses by their types. It is useful to
show licenses only for open libraries, not private libraries.