RFR(M): 8189762: [TESTBUG] Create tests for JDK-8146115 container awareness and resource configuration

[mikhailo]

Please review these tests that were developed to test JVM's container 
awareness in Docker environment.
     JBS: https://bugs.openjdk.java.net/browse/JDK-8189762
     Webrev:
       Tests: http://cr.openjdk.java.net/~mseledtsov/8189762.00/
       WB API: http://cr.openjdk.java.net/~mseledtsov/8189762.00.whitebox/
     Testing:
         1. Locally: Linux-x64, docker engine version: 17.06.2-ce
            Ran the developed tests via jtreg
            Pass

         2. Automated testing system - run these tests
            In progress

Thank you,
Misha