Update the Krell Institute products to use the latest features of spa… (#1984)

* Update the krell institute products to use the latest features of spack for building on cluster platforms.

* Address travis error messages and resubmit the pull request.

* Update the contents of openspeedshop package.py so it passes the flake8 tests.

* Fix flake8 error-whitespack issue in mrnet package.py file.

* Add updates based on spack reviewer feedback.

* More fixes based on comments from reviewers.  Switch using extend to using append, remove additional setting of PATH and LD_LIBRARY_PATH that should not be required due to RPATH.

* More review related changes.  Update MPIOption.append lines and take out xercesc references.

* Create a base options function for common openspeedshop base cmake options to reduce redundencies.

var/spack/repos/builtin/packages/cbtf-argonavis/package.py

@@ -57,14 +57,13 @@ class CbtfArgonavis(Package):
     version('1.6', branch='master',
             git='https://github.com/OpenSpeedShop/cbtf-argonavis.git')
 
-    depends_on("cmake@3.0.2", type='build')
+    depends_on("cmake@3.0.2:", type='build')
     depends_on("boost@1.50.0:")
     depends_on("papi")
-    depends_on("mrnet@5.0.1:+lwthreads+krellpatch")
+    depends_on("mrnet@5.0.1:+lwthreads")
     depends_on("cbtf")
     depends_on("cbtf-krell")
-    depends_on("cuda@6.0.37")
-    # depends_on("cuda")
+    depends_on("cuda")
 
     parallel = False