Add workarounds for pylint/astroid update.

.pylintrc

@@ -59,4 +59,6 @@ defining-attr-methods=__init__,__new__,setUp
 max-args=10
 
 [TYPECHECK]
-ignored-classes=WebElementWrapper,AnsiCodes,UnsetObject
+# MsgType added as WORKAROUND for
+# https://bitbucket.org/logilab/pylint/issues/690/
+ignored-classes=WebElementWrapper,AnsiCodes,UnsetObject,MsgType

qutebrowser/config/config.py

@@ -560,7 +560,8 @@ class ConfigManager(QObject):
 
     def _after_set(self, changed_sect, changed_opt):
         """Clean up caches and emit signals after an option has been set."""
-        self.get.cache_clear()
+        # WORKAROUND for https://bitbucket.org/logilab/pylint/issues/659/
+        self.get.cache_clear()  # pylint: disable=no-member
         self._changed(changed_sect, changed_opt)
         # Options in the same section and ${optname} interpolation.
         for optname, option in self.sections[changed_sect].items():
@@ -622,7 +623,8 @@ class ConfigManager(QObject):
         existed = optname in sectdict
         if existed:
             del sectdict[optname]
-            self.get.cache_clear()
+            # WORKAROUND for https://bitbucket.org/logilab/pylint/issues/659/
+            self.get.cache_clear()  # pylint: disable=no-member
         return existed
 
     @functools.lru_cache()

qutebrowser/config/sections.py

@@ -50,7 +50,8 @@ class Section:
         Return:
             The value, as value class.
         """
-        return self.values[key]
+        # WORKAROUND for https://bitbucket.org/logilab/pylint/issues/685/
+        return self.values[key]  # pylint: disable=unsubscriptable-object
 
     def __iter__(self):
         """Iterate over all set values."""