### What is this PR for?
This is a simple PR to enable the color output of spark scala interpreter. See the screenshot for more details
### What type of PR is it?
[Bug Fix | Improvement | Feature | Documentation | Hot Fix | Refactoring]
### Todos
* [ ] - Task
### What is the Jira issue?
* https://jira.apache.org/jira/browse/ZEPPELIN-3935
### How should this be tested?
* Tested manually
### Screenshots (if appropriate)

### Questions:
* Does the licenses files need update? No
* Is there breaking changes for older versions? No
* Does this needs documentation? No
Author: jeffzhang.zjf <jeffzhang.zjf@alibaba-inc.com>
Closes#3289 from zjffdu/ZEPPELIN-3935 and squashes the following commits:
d3c6f10b5 [jeffzhang.zjf] ZEPPELIN-3935. Enable color output of spark scala interpreter