Deleted old operating_system (without the s) file

lib/spack/spack/operating_system/cnl.py

@@ -1,20 +0,0 @@
-import spack
-from spack.architecture import OperatingSystem
-
-class Cnl(OperatingSystem):
-    """ Compute Node Linux (CNL) is the operating system used for the Cray XC
-    series super computers. It is a very stripped down version of GNU/Linux.
-    Any compilers found through this operating system will be used with
-    modules. If updated, user must make sure that version and name are 
-    updated to indicate that OS has been upgraded (or downgraded)
-    """
-    def __init__(self):
-        name = 'CNL'
-        version = '10'
-        super(Cnl, self).__init__(name, version, "MODULES")
-
-    def compiler_strategy(self):
-        return self.compiler_strategy
-
-    def find_compilers(self):
-        pass

lib/spack/spack/operating_system/linux_distro.py

@@ -1,25 +0,0 @@
-import platform as py_platform
-import spack
-from spack.architecture import OperatingSystem
-
-class LinuxDistro(OperatingSystem):
-    """ This class will represent the autodetected operating system
-        for a Linux System. Since there are many different flavors of
-        Linux, this class will attempt to encompass them all through
-        autodetection using the python module platform and the method
-        platform.dist()
-    """
-    def __init__(self):
-        name = py_platform.dist()[0]
-        version = py_platform.dist()[1] 
-
-        super(LinuxDistro, self).__init__(name, version, "PATH")
-    
-    def compiler_strategy(self):
-        return self.compiler_strategy
-
-    def find_compilers(self):
-        pass
-
-    
-

lib/spack/spack/operating_system/mac_osx.py

@@ -1,40 +0,0 @@
-""" This class represents the MAC_OSX operating system. This will be auto
-    detected using the python platform.mac_ver. The MAC_OSX platform
-    will be represented using the major version operating system name, i.e
-    el capitan, yosemite...etc.
-"""
-import platform as py_platform
-import spack
-from spack.architecture import OperatingSystem
-
-class MacOsx(OperatingSystem):
-    def __init__(self):
-        """ Autodetects the mac version from a dictionary. Goes back as
-            far as 10.6 snowleopard. If the user has an older mac then
-            the version will just be a generic mac_os.
-        """
-        mac_releases = {'10.6': "snowleopard", 
-                        "10.7": "lion",
-                        "10.8": "mountainlion",
-                        "10.9": "mavericks",
-                        "10.10": "yosemite",
-                        "10.11": "elcapitan"}     
-
-        mac_ver = py_platform.mac_ver()[0][:-2]
-        try:
-            name = mac_releases[mac_ver]
-        except KeyError:
-            name = "mac_os"
-
-        super(MacOsx, self).__init__(name, mac_ver, "PATH")
-
-    def compiler_strategy(self):
-        return self.compiler_strategy
-
-    def find_compilers(self):
-        pass
-        
-
-
-
-