[llvm.py] Implement interface to object files

It is now possible to load object files and scan over sections, symbols,
and relocations! Includes test code with partial coverage.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152482 91177308-0d34-0410-b5e6-96231b3b80d8

bindings/python/llvm/tests/test_core.py

@@ -0,0 +1,9 @@
+from llvm.core import MemoryBuffer
+
+from .base import TestBase
+
+class TestCore(TestBase):
+    def test_memory_buffer_create_from_file(self):
+        source = self.get_test_binary()
+
+        MemoryBuffer(filename=source)