GPII-77, GPII-51: Updated to latest version of qunit and harmonised with Infusion's implementation of jqUnit for both browser-based and node-based tests (FLUID-4886). Resolved issue with successive sequential tests and introduced IoC-based testing system for use in node environment (FLUID-4850)
Merge branch 'GPII-77'

* GPII-77:
  GPII-77, GPII-51: Updated to latest version of qunit and harmonised with Infusion's implementation of jqUnit for both browser-based and node-based tests (FLUID-4886). Resolved issue with successive sequential tests and introduced IoC-based testing system for use in node environment (FLUID-4850)