* Upgrade gradle wrapper to Gradle 5.0
* Upgrade to use locally deployed version of Capsule plugin (using Gradle 5.0)
* Upgrade to use Corda Gradle Plugins 5.x (inclusive of Gradle 5.0 compatibility fixes)
* Fix compile-time problems resolving log4j packages.
* Update to use Artifactory deployed version of Capsule plugin (using Gradle 5.0)
* Upgrade to use Gradle 4.2.1 (excluding default memory setting change: command line client now starts with 64MB of heap instead of 1GB.)
* Added explicit compile-time dependency on 'de.jensd:fontawesomefx-commons:8.13' (compile-time error in tools:explorer without)
* Update "wrapper" gradleVersion to 5.4.1
* Update Capsule plugin version label to reference R3 forked build.
* Commit all gradle upgrade changes following: ./gradlew wrapper --gradle-version 5.4.1
* Increase maximum heap memory for Test tasks to 1GB, and upgrade build-scan plugin to 2.2.1.
* Increase Test tasks' maximum memory to 1.5GB - what could go wrong?
* Up maxHeapSize to 2g for gradle test runner (global setting).
* Added explicit compile-time dependency on 'de.jensd:fontawesomefx-commons:8.13' (compile-time error in tools:demobench without)
* Added forkEvery for node Unit tests.
* Up :node test task 'forkEvery' to 10.
* TC test execution tuning (:core, :node => forkEvery 10, default JVM heap size)
* TC test execution tuning (bump JVM heap size up to 1g for :node)
* TC test execution tuning (bump JVM heap size up to 1.5g for :node)
* TC test execution tuning (re-instate global JVM heap size of 1Gb)
* TC test execution tuning (re-instate JVM heap size of 2Gb for :node)
* Update Corda Gradle plugins to 5.0.0
* Updated plugin resolution order + renamed artifactory URL to use "software.r3.com"
* Reorder plugin resolution such that mavenlocal() is always queried first.
