[wavesplatform/Waves] NODE-1072 New RIDE functions (#1416)

Follow-up for https://github.com/wavesplatform/Waves/pull/1412
You can view, comment on, or merge this pull request online at:

https://github.com/wavesplatform/Waves/pull/1416

— Commit Summary —

* NODE-1072 Added new functions to SerContextFunctionsTest
* Merge branch ‘version-0.14.x’ of github.com:wavesplatform/Waves into NODE-1072-new-ride-functions

— File Changes —

M src/test/scala/com/wavesplatform/state/diffs/smart/predef/SerContextFunctionsTest.scala (100)
M src/test/scala/com/wavesplatform/state/diffs/smart/predef/package.scala (23)

— Patch Links —

https://github.com/wavesplatform/Waves/pull/1416.patch
https://github.com/wavesplatform/Waves/pull/1416.diff