begin with concise grammar

- grammar kept as separate file to compare to old grammar
- parser should be complete
- navigation partly generated using abstract-type-navigation-pp
- working on Generation.jadd
3 jobs for 33-make-specification-langauge-more-concise in 34 seconds (queued for 6 seconds)
Status Name Job ID Coverage
  Build
failed build #27116

00:00:34

 
  Test
skipped test #27117
 
  Ragdoc Build
skipped ragdoc_build #27118
 
Name Stage Failure
failed
build Build

Deprecated Gradle features were used in this build, making it incompatible with Gradle 7.0.

BUILD FAILED in 23s
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/6.7.1/userguide/command_line_interface.html#sec:command_line_warnings
2 actionable tasks: 2 executed
Cleaning up project directory and file based variables
ERROR: Job failed: exit code 1