diff --git a/.travis.yml b/.travis.yml
index ddf968c..7d04d2a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,9 +1,6 @@
 language: python
 sudo: false
 python:
-  - "2.7"
-  - "3.2"
-  - "3.3"
   - "3.4"
   - "3.5"
   - "3.6"
diff --git a/README.rst b/README.rst
index b68a2b3..b81fbdb 100644
--- a/README.rst
+++ b/README.rst
@@ -33,15 +33,14 @@ Install
 
 Supported Python versions:
 
-* Python 2.7
-* Python >= 3.2
+* Python >= 3.4
 * PyPy and PyPy3
 
 **Install:**
 
 .. code-block:: console
 
-    $ pip install overpy
+    $ pip install overpy2
 
 Examples
 --------
diff --git a/overpy/__about__.py b/overpy/__about__.py
index 33c6c49..da2a80f 100644
--- a/overpy/__about__.py
+++ b/overpy/__about__.py
@@ -13,7 +13,7 @@
 __summary__ = "Python Wrapper to access the OpenStreepMap Overpass API"
 __uri__ = "https://github.com/DinoTools/python-overpy"
 
-__version__ = "0.4"
+__version__ = "0.4.2"
 
 __author__ = "PhiBo (DinoTools)"
 __email__ = ""
diff --git a/overpy/__init__.py b/overpy/__init__.py
index 6aa887a..fed39dc 100644
--- a/overpy/__init__.py
+++ b/overpy/__init__.py
@@ -61,7 +61,7 @@ class Overpass(object):
     default_retry_timeout = 1.0
     default_url = "http://overpass-api.de/api/interpreter"
 
-    def __init__(self, read_chunk_size=None, url=None, xml_parser=XML_PARSER_SAX, max_retry_count=None, retry_timeout=None):
+    def __init__(self, read_chunk_size=None, url=None, xml_parser=XML_PARSER_SAX, max_retry_count=None, retry_timeout=None, context=None):
         """
         :param read_chunk_size: Max size of each chunk read from the server response
         :type read_chunk_size: Integer
@@ -73,6 +73,7 @@ def __init__(self, read_chunk_size=None, url=None, xml_parser=XML_PARSER_SAX, ma
         :type max_retry_count: Integer
         :param retry_timeout: Time to wait between tries (Default: default_retry_timeout)
         :type retry_timeout: float
+        :param context: SSL content of the query. Can be used for connections to servers with unverified certificates.
         """
         self.url = self.default_url
         if url is not None:
@@ -92,6 +93,8 @@ def __init__(self, read_chunk_size=None, url=None, xml_parser=XML_PARSER_SAX, ma
             retry_timeout = self.default_retry_timeout
         self.retry_timeout = retry_timeout
 
+        self.context = context
+
         self.xml_parser = xml_parser
 
     def _handle_remark_msg(self, msg):
@@ -129,7 +132,7 @@ def query(self, query):
                 time.sleep(self.retry_timeout)
             retry_num += 1
             try:
-                f = urlopen(self.url, query)
+                f = urlopen(self.url, query, context=self.context)
             except HTTPError as e:
                 f = e
 
@@ -148,6 +151,10 @@ def query(self, query):
                 else:
                     content_type = f.getheader("Content-Type")
 
+                if ";" in content_type:
+                    content_type, charset = content_type.split(";")
+                    charset = charset.split("=")[1]
+
                 if content_type == "application/json":
                     return self.parse_json(response)
 
@@ -906,7 +913,7 @@ def nodes(self):
         """
         return self.get_nodes()
 
-    def get_nodes(self, resolve_missing=False):
+    def get_nodes(self, resolve_missing=False, strict_mode=True):
         """
         Get the nodes defining the geometry of the way
 
@@ -920,6 +927,9 @@ def get_nodes(self, resolve_missing=False):
         result = []
         resolved = False
 
+        if not strict_mode:
+            invalid_nodes = []
+
         for node_id in self._node_ids:
             try:
                 node = self._result.get_node(node_id)
@@ -930,11 +940,11 @@ def get_nodes(self, resolve_missing=False):
                 result.append(node)
                 continue
 
-            if not resolve_missing:
+            if not resolve_missing and strict_mode:
                 raise exception.DataIncomplete("Resolve missing nodes is disabled")
 
             # We tried to resolve the data but some nodes are still missing
-            if resolved:
+            if resolved and strict_mode:
                 raise exception.DataIncomplete("Unable to resolve all nodes")
 
             query = ("\n"
@@ -956,12 +966,20 @@ def get_nodes(self, resolve_missing=False):
                 node = None
 
             if node is None:
-                raise exception.DataIncomplete("Unable to resolve all nodes")
-
-            result.append(node)
+                if strict_mode:
+                    raise exception.DataIncomplete("Unable to resolve all nodes")
+                else:
+                    # remove the id of the note from the internal list of nodes
+                    invalid_nodes.append(node_id)
+            else:
+                result.append(node)
 
+        if not strict_mode:
+            for node_id in invalid_nodes:
+                self._node_ids.remove(node_id)
         return result
 
+
     @classmethod
     def from_json(cls, data, result=None):
         """
diff --git a/setup.py b/setup.py
index 65ec27f..54861fe 100644
--- a/setup.py
+++ b/setup.py
@@ -33,10 +33,6 @@
         "License :: OSI Approved :: MIT License",
         "Operating System :: OS Independent",
         "Programming Language :: Python",
-        "Programming Language :: Python :: 2.7",
-        "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.2",
-        "Programming Language :: Python :: 3.3",
         "Programming Language :: Python :: 3.4",
         "Programming Language :: Python :: 3.5",
         "Programming Language :: Python :: 3.6",
diff --git a/tox.ini b/tox.ini
index abbdf5d..0cd1dcb 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py27,py32,py33,py34,py35,py36,pypy,pypy3
+envlist = py34,py35,py36,pypy,pypy3
 
 [testenv]
 deps = pytest