Add updated packages.

Updated JAR resolver to new one.
Custom metrics fixes.
Unity ver 2017 fixes.
GetSku fix.

update dep version to LATEST

Update v4 plugins.

These use the Google Play Services resolver to add libraries.
Removes old setup menu.
Updates iOS to 3.15.

Add Awake() method to initialize the tracker.

Add methods for reporting some uncaught exceptions.
Add checkboxes to gav3 prefab for sending a launch event and for catching uncaught exceptions.

The Awake() method prevents some cases of null reference cases.

The exception logging isn't perfect as sometimes we don't get a full stack trace.

Editor code adds unnecessary permission on Android

Fixes #15

Call for ‘SystemInfo.deviceUniqueIdentifier’ causes Unity to add
READ_PHONE_STATE permission when building for Android, though this code
is never run and not included in the build. Wrapped in preprocessor
directives to prevent unwanted permission.

Use SSL to send hits

Update MP to use SSL to send hits. Android/iOS SDKs already using SSL.

Updated package with code changes

Contains:
- Fix for tooltips in v4.2
- Removes unused method ‘send’ until conflict with System.Net is
resolved.

Builder files

For building complex hit types.