expose onGoing property of Notification

[Fixes #1255]
Merge pull request #1256 from pivotal-is/notification_set_ongoing_#1255

expose onGoing property of Notification
add accessor for showWhen field on ShadowNotification

[Fixes #1253]
Merge pull request #1254 from pivotal-is/notification_show_when_#1253

add accessor for showWhen field on ShadowNotification
Update to parse3339 time in the context of the correct time zone.
Merge branch 'kriegfrj-parse-rfc339-timezone'
Make ShadowIntent properly parcel. Fixes #1265
Merge pull request #1266 from charlesmunger/master

Make ShadowIntent properly parcel. Fixes #1265
Delegate Kotlin standard library classes
Adds getFrameAtTime() support to ShadowMediametaDataRetriever
Changed method signature of String-valued getConstructor() to allow easier access to the no-arg constructor.
Added test coverage to getConstructor() calls and fixed latent bug in the String version.
Merge pull request #1267 from yanex/kotlin-service

Delegate Kotlin standard library classes.
Merge pull request #1268 from jacobtabak/master

Adds getFrameAtTime() support to ShadowMediametaDataRetriever.
Merge pull request #1269 from kriegfrj/noarg-constructor

Easier access to no-arg getConstructor().