Remove spaces before and after ->

[LukasReschke]

Against the oC coding guidelines and looks ugly :speak_no_evil:

$userConfig = json_decode($this -> configInfo -> getUserValue($this -> userId, $this->appName, 'userconfig'));

vs.

$userConfig = json_decode($this->configInfo->getUserValue($this->userId, $this->appName, 'userconfig'));

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