Introducing pyobmc

We have openbmc python utilities scattered all over the place.  To
facilitate reuse, bring them together in a single python package.

None of this is new code, it was all simply ported and re-arranged
from other projects.

Ran everything through pep8.
diff --git a/obmc/utils/misc.py b/obmc/utils/misc.py
new file mode 100644
index 0000000..cfde266
--- /dev/null
+++ b/obmc/utils/misc.py
@@ -0,0 +1,63 @@
+# Contributors Listed Below - COPYRIGHT 2016
+# [+] International Business Machines Corp.
+#
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied. See the License for the specific language governing
+# permissions and limitations under the License.
+
+
+class Path:
+    def __init__(self, path):
+        self.parts = filter(bool, path.split('/'))
+
+    def rel(self, first=None, last=None):
+        # relative
+        return self.get('', first, last)
+
+    def fq(self, first=None, last=None):
+        # fully qualified
+        return self.get('/', first, last)
+
+    def depth(self):
+        return len(self.parts)
+
+    def get(self, prefix='/', first=None, last=None):
+        if not first:
+            first = 0
+        if not last:
+            last = self.depth()
+        return prefix + '/'.join(self.parts[first:last])
+
+
+def org_dot_openbmc_match(name):
+    return 'org.openbmc' in name
+
+
+class ListMatch(object):
+    def __init__(self, l):
+        self.l = l
+
+    def __call__(self, match):
+        return match in self.l
+
+
+def find_case_insensitive(value, lst):
+    return next((x for x in lst if x.lower() == value.lower()), None)
+
+
+def makelist(data):
+    if isinstance(data, list):
+            return data
+    elif data:
+            return [data]
+    else:
+            return []