sample-rtv-task: refactor Haskell modules.
sample-rtv-task: remove temp file.
sample-rtv-task: more refactoring, cleanups.
sample-rtv-task: rm old directory (before Pat's refactoring.
sample-rtv-task: refactor taskModuleDef.
sample-rtv-task: automate generation of Variables.hs based on instrumentation directives.
config: add optional location of GCC RTV plugin.
sample-rtv-task: move grep tool to rtv build repo.
sample-rtv-task: updates to build system for test.
ivory: fix interface for compileWith.