Merge pull request google#1646 from tomball:master

PiperOrigin-RevId: 367049201

Updated build_distribution script to generate separate core and frame…

…works zip files. This is needed to avoid distributions too large to be uploaded to GitHub.

PiperOrigin-RevId: 332351647

Last commit before 2020 summer interns started.

Updates Xcode examples to support Mac Catalyst.

PiperOrigin-RevId: 307654773

Bazel support: remove app_icons and launch_images attributes in examp…

…les/Contacts.

	Change on 2019/07/15 by antoniocortes <[email protected]>

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=258182651

JDK 11: patch procyon to remove URLClassPath dependency.

	Change on 2019/03/14 by antoniocortes <[email protected]>

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=238462719

java.compiler API: extend JavacJ2ObjCIncompatibleStripper from com.su…

…n.source.util.TreeScanner.

	Change on 2019/01/10 by antoniocortes <[email protected]>

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=228745492

IosSslSocket: deplete the SSL buffer before issuing a new read.

Recommended here:
google#998 (comment)

More details in the same thread:
google#998 (comment)

	Change on 2018/11/27 by antoniocortes <[email protected]>

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=223006145

HelloSwift example: point J2OBJC_HOME to the location expected when t…

…he example is part of the release.

	Change on 2018/09/07 by antoniocortes <[email protected]>

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=212045450

Stop using class name heuristics to filter out non-tests.

The bug that made that necessary has been fixed by now.

	Change on 2018/04/18 by mkretzschmar <[email protected]>

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=193361163