Merge branch 'develop' into mplegendre-multi_pkgsrc_roots

Conflicts:
	lib/spack/spack/cmd/create.py
	lib/spack/spack/cmd/extensions.py
	lib/spack/spack/cmd/fetch.py
	lib/spack/spack/cmd/uninstall.py
	lib/spack/spack/config.py
	lib/spack/spack/database.py
	lib/spack/spack/directory_layout.py
	lib/spack/spack/packages.py
	lib/spack/spack/spec.py

var/spack/repos/builtin/packages/judy/package.py

@@ -0,0 +1,15 @@
+from spack import *
+
+class Judy(Package):
+    """A general-purpose dynamic array, associative array and hash-trie - Judy"""
+    homepage = "http://judy.sourceforge.net/"
+    url      = "http://downloads.sourceforge.net/project/judy/judy/Judy-1.0.5/Judy-1.0.5.tar.gz"
+
+    version('1.0.5', '115a0d26302676e962ae2f70ec484a54')
+    parallel = False
+
+    def install(self, spec, prefix):
+        configure('--prefix=%s' % prefix)
+
+        make()
+        make("install")