Merge lastest from master into lyft-release-sp8

.github/issue_label_bot.yaml

@@ -0,0 +1,5 @@
+# for Issue Label Bot https://github.com/marketplace/issue-label-bot
+label-alias:
+ bug: '#bug'
+ feature_request: '#enhancement'
+ question: '#question'

.travis.yml

@@ -14,8 +14,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-cache:
- pip: true
 jobs:
  include:
  - language: python

UPDATING.md

@@ -21,11 +21,27 @@ under the License.
 This file documents any backwards-incompatible changes in Superset and
 assists people when migrating to a new version.
 
+## Superset 0.34.0
+
+* [5451](https://github.com/apache/incubator-superset/pull/5451): a change
+which adds missing non-nullable fields to the `datasources` table. Depending on
+the integrity of the data, manual intervention may be required.
+
+* [5452](https://github.com/apache/incubator-superset/pull/5452): a change
+which adds missing non-nullable fields and uniqueness constraints to the
+`columns`and `table_columns` tables. Depending on the integrity of the data,
+manual intervention may be required.
+
+* [5453](https://github.com/apache/incubator-superset/pull/5453): a change
+which adds missing non-nullable fields and uniqueness constraints to the metrics
+and sql_metrics tables. Depending on the integrity of the data, manual
+intervention may be required.
+
 ## Superset 0.32.0
 
 * `npm run backend-sync` is deprecated and no longer needed, will fail if called
-* [5445](https://github.com/apache/incubator-superset/pull/5445) : a change 
-which prevents encoding of empty string from form data in the datanbase. 
+* [5445](https://github.com/apache/incubator-superset/pull/5445): a change
+which prevents encoding of empty string from form data in the database.
 This involves a non-schema changing migration which does potentially impact
 a large number of records. Scheduled downtime may be advised.
 

contrib/docker/docker-compose.yml

@@ -14,7 +14,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-version: '3'
+version: '2'
 services:
  redis:
  image: redis:3.2

docs/conf.py

@@ -65,7 +65,7 @@
 
 # General information about the project.
 project = "Apache Superset"
-copyright = 'Copyright © 2018 The Apache Software Foundation, Licensed under the Apache License, Version 2.0.'
+copyright = 'Copyright © 2019 The Apache Software Foundation, Licensed under the Apache License, Version 2.0.'
 author = u'Apache Superset Dev'
 
 # The version info for the project you're documenting, acts as replacement for
@@ -194,7 +194,7 @@
 html_show_sphinx = False
 
 # If true, "(C) Copyright ..." is shown in the HTML footer. Default is True.
-html_show_copyright = True
+html_show_copyright = False
 
 # If true, an OpenSearch description file will be output, and all pages will
 # contain a <link> tag referring to it. The value of this option must be the