* commit '94b0fe0e':
  handle unset R_HOME (graalvm shell)

* commit '8e7aca1f':
  Implementation of RRNG.putRNGState
  Sample2 builtin implemented

Merge pull request #419 in G/fastr from ~LUKAS.STADLER_ORACLE.COM/fastr:enable_passing_tests to master

* commit '9e8b4624':
  enable passing tests

* commit '4332515c':
  include results.json in ci.hocon

* commit 'ac3f71f8':
  move "UnitTests: ExpectedTestOutput file check" from normal to style check gate run
  separate apps unit tests
  make test selection in ci.hocon more specific
  update .gitignore

Merge pull request #417 in G/fastr from ~LUKAS.STADLER_ORACLE.COM/fastr:bugfix/missing_wo_specials to master

* commit '20e58371':
  make missing work both with and without special calls

Merge pull request #412 in G/fastr from ~MICK.JORDAN_ORACLE.COM/fastr:feature/release-libs to master

* commit '28d73244':
  abort build if required library not found when FASTR_RELEASE is set

* commit '2f75aa03':
  consolidate sharing functionality
  RArguments.setArgument is no longer required

Merge pull request #397 in G/fastr from ~STEPAN.SINDELAR_ORACLE.COM/fastr:feature/specials-opt to master

* commit '8cb3629b':
  Task 'testing without specials' added to mx gate & ci.hocon
  New FastR option 'UseSpecials'

Merge pull request #411 in G/fastr from ~LUKAS.STADLER_ORACLE.COM/fastr:strange_constant_replacement to master

* commit '7c5a1d4d':
  more resilient test in EvaluatedArgumentsVisitor
  handle invalid replacements more gracefully

* commit 'e639912f':
  add TruffleBoundary to Download
  RNode: replace ClassCastException with instanceof

* commit '5cf2abaf':
  update jdk reference

Merge pull request #409 in G/fastr from ~MICK.JORDAN_ORACLE.COM/fastr:bugfix/unit-tests-apps to master

* commit '0b763120':
  Add app unit tests back to gate

* commit 'a52f80cc':
  udpate Truffle dependency

Merge pull request #402 in G/fastr from ~LUKAS.STADLER_ORACLE.COM/fastr:external_builtin_casts to master

* commit '233e7ad3':
  rewrite "download" and "fft" to use builtin casts

* commit 'a14070db':
  Combine fixes
  a couple of 'combine' tests added
  expected test outputs updated
  Rebased on master

Merge pull request #59 in G/fastr from ~LUKAS.STADLER_ORACLE.COM/fastr:feature/tests_recall to master

* commit '90203e3d':
  implement Recall using RCallNode