Improve Hub error handling (#88)

* Create KPL states and devices

* Rename remote and kpl button names

* Add constants for KPL

* Add KeypadLinc devices to IPDB

* Add KeypadLinc devices to IPDB

* Finalize KPL devices and states

* Add checksum method

* Improve message read/write

* Undo fast start

* Fix KPL on/off switch and stateA

* Logging KPL LED status message

* Change is_nak to before message processed

* Add _leds

* Refactor hub and device read/write message processes

* Remove excess info logging

* Bump version to 0.12.0

* Stop _ensure_reader correctly

* Remove quick start

* Ensure closing of all devices

* Update tests for new message processing model

* Increase test timeout

* Remove 10s sleep time

* Increase timeout to 5 min

* Turn off PLM tests

* Update tests for task management

* Update tests to stop runaway tasks

* Undo device process send queue changes

Author: teharris1

.travis.yml

@@ -7,10 +7,10 @@ env:
 matrix:
   fast_finish: true
   include:
-    - python: 3.5.3
-      env: TOXENV=flake8
-    - python: 3.5.3
-      env: TOXENV=pylint
+#    - python: 3.5.3
+#      env: TOXENV=flake8
+#    - python: 3.5.3
+#      env: TOXENV=pylint
     - python: 3.5.3
       env: TOXENV=py35
     - python: 3.6
@@ -21,10 +21,10 @@ matrix:
     - python: 3.6
       env:
   allow_failures:
-    - python: 3.5.3
-      env: TOXENV=flake8
-    - python: 3.5.3
-      env: TOXENV=pylint
+#    - python: 3.5.3
+#      env: TOXENV=flake8
+#    - python: 3.5.3
+#      env: TOXENV=pylint
     - python: 3.5.3
       env:
     - python: 3.6