*: use absolute importing for py2

Author: williballenthin

Evtx/BinaryParser.py

@@ -17,8 +17,8 @@
 #   limitations under the License.
 #
 #   Version v.0.3.0
+from __future__ import absolute_import
 
-import sys
 import struct
 from datetime import datetime
 from functools import partial

Evtx/Evtx.py

@@ -17,6 +17,8 @@
 #   limitations under the License.
 #
 #   Version v.0.3.0
+from __future__ import absolute_import
+
 import re
 import binascii
 import mmap

Evtx/Nodes.py

@@ -15,6 +15,8 @@
 #   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.
+from __future__ import absolute_import
+
 import re
 import base64
 import itertools

Evtx/Views.py

@@ -15,6 +15,8 @@
 #   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.
+from __future__ import absolute_import
+
 import re
 import xml.sax.saxutils