kanchi240

Results 3 issues of kanchi240

`_utf8_urlencode` in utils.py is encoding by utf8, could it support other such as gbk? could it use `content-type` request header if `charset` in it, then use this to encoding?

![1_20181224173253](https://user-images.githubusercontent.com/4908696/50395991-fb5fcf00-07a1-11e9-82e9-58cd9c93c1a6.png) python version: 3.7.1 ride version: v1.7.3rc1 os: windows 10

Hi, When I click test case or test suite from the `Test Suites` tree node or click back to `Edit` tab from other tab, the `Edit` tab need 1~2 seconds...

prio-low
performance