Prepare release 0.12.7 (#510)

* Add python3 option in %manage_spark magic (#427)

Fixes #420

* Links fixed in README

* DataError in Pandas moved from core.groupby to core.base (#459)

* DataError in Pandas moved from core.groupby to core.base

* maintain backwards compatability with Pandas 0.22 or lower for DataError

* Bump autoviz version to 0.12.6

* Fix unit test failure caused by un-spec'ed mock which fails traitlet validation (#480)

* Fix failing unit tests

Caused by an un-spec'ed mock in a test which fails traitlet validation

* Bump travis.yml Python3 version to 3.6

Python 3.3 is not only EOL'ed but is now actively unsupported by Tornado, which causes
the Travis build to fail again.

* Bumping version numbers for hdijupyterutils and sparkmagic to keep them in sync

* Add Gitter badge (#482)

* Fix decode json error at trailing empty line (#483)

* Bump version number to 0.12.7

Author: apetresc

README.md

@@ -1,4 +1,4 @@
-[![Build Status](https://travis-ci.org/jupyter-incubator/sparkmagic.svg?branch=master)](https://travis-ci.org/jupyter-incubator/sparkmagic)
+[![Build Status](https://travis-ci.org/jupyter-incubator/sparkmagic.svg?branch=master)](https://travis-ci.org/jupyter-incubator/sparkmagic) [![Join the chat at https://gitter.im/sparkmagic/Lobby](https://badges.gitter.im/sparkmagic/Lobby.svg)](https://gitter.im/sparkmagic/Lobby?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 
 # sparkmagic
 

autovizwidget/autovizwidget/__init__.py

@@ -1 +1 @@
-__version__ = '0.12.6'
+__version__ = '0.12.7'

hdijupyterutils/hdijupyterutils/__init__.py

@@ -1 +1 @@
-__version__ = '0.12.6'
+__version__ = '0.12.7'

sparkmagic/sparkmagic/__init__.py

@@ -1,4 +1,4 @@
-__version__ = '0.12.6'
+__version__ = '0.12.7'
 
 from sparkmagic.serverextension.handlers import load_jupyter_server_extension
 

sparkmagic/sparkmagic/utils/utils.py

@@ -53,7 +53,7 @@ def records_to_dataframe(records_text, kind, coerce=None):
     if records_text in ['', '[]']:
         strings = []
     else:
-        strings = records_text.split('\n')
+        strings = records_text.strip().split('\n')
     try:
         data_array = [json.JSONDecoder(object_pairs_hook=OrderedDict).decode(s) for s in strings]