buildj :::                                          - print this message
buildj :::help                                      - print this message
buildj :::version                                   - print version
buildj :::config get|set <secret>                   - get/set config
buildj :::create --java<version> --maven<version>   - create java + maven project
  e.g. buildj :::create --java1.8 --maven3.5.2
buildj :::create --java<version> --gradle<version>  - create java + gradle project
  e.g. buildj :::create --java1.8 --gradle3.5.1
buildj :::java<version> [-version]                  - run java with assigned version
  e.g. buildj :::java1.8 -version
buildj :::maven<version> [--java<version>]          - run maven with assigned version and java version
  e.g. buildj :::maven3.5.2 --java1.8 ARGS
buildj :::gradle<version> [--java<version>]         - run gradle with assigned version and java version
  e.g. buildj :::gradle3.5.1 --java1.8 ARGS
buildj                                              - run build, run assigned version builder tool
BUILDJ_NOBUILDIN=1 buildj                           - ignore buildj buildin commands
BUILDJ_VERBOSE=1 buildj                             - run buildj in verbose mode
BUILDJ_NOAUTH=1 buildj                              - run buildj in no auth mode
BUILDJ_JAVA_NAME=jdk-name buildj                    - assgin java name, e.g. adoptjdk-linux
BUILDJ_AUTH_TOKEN=auth-token buildj                 - assign auth token
BUILDJ_JAVA=1.8 BUILDJ_BUILDER=maven3.5.2 buildj    - direct run buildj