Build: dev 1005

Repro Steps:
0. Create an HDInsight config without main class, it will ask for main class value.

1. Create a new project, make sure there is no config file
2. Set default spark application type to HDInsight (anyone)
3. Start local console and "Run", the default local console config file will be created without main class
4. Click local run button, then click "Run"

Result:

Expect:
It check the main class in different ways, maybe need consistent