spark git commit: [SPARK-5677] [SPARK-5734] [SQL] [PySpark] Python DataFrame API remaining tasks

Repository: spark Updated Branches: refs/heads/branch-1.3 864dccd70 -> d66aae217 [SPARK-5677] [SPARK-5734] [SQL] [PySpark] Python DataFrame API remaining tasks 1. DataFrame.renameColumn 2. DataFrame.show() and _repr_ 3. Use simpleString() rather than jsonValue in DataFrame.dtypes 4. createD

spark git commit: [SPARK-5677] [SPARK-5734] [SQL] [PySpark] Python DataFrame API remaining tasks

Repository: spark Updated Branches: refs/heads/master 1ac099e3e -> b694eb9c2 [SPARK-5677] [SPARK-5734] [SQL] [PySpark] Python DataFrame API remaining tasks 1. DataFrame.renameColumn 2. DataFrame.show() and _repr_ 3. Use simpleString() rather than jsonValue in DataFrame.dtypes 4. createDataF