add glog package

var/spack/packages/glog/package.py

@@ -0,0 +1,15 @@
+import os
+from spack import *
+
+class Glog(Package):
+    """C++ implementation of the Google logging module."""
+
+    homepage = "https://github.com/google/glog"
+    url      = "https://github.com/google/glog/archive/v0.3.3.tar.gz"
+
+    version('0.3.3', 'c1f86af27bd9c73186730aa957607ed0')
+
+    def install(self, spec, prefix):
+        configure("--prefix=" + prefix)
+        make()
+        make("install")