Describe the bug

step("hi",function(){console.log("hi");});

# test## test 1table:specs/5000.csv* hi

The file specs/5000.csv is a csv file with 5000 lines.

num12...5000

After executing this specification, the final memory usage reaches 11GBytes; of which gauge is 6G and html-report is 5G.

To Reproduce
Steps (or project) to reproduce the behavior:

1. Initialise a gauge project
2. Run the gauge command
3. See error

$ gauge init js$ gauge run specs

Logs

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Expected behavior
A clear and concise description of what you expect to happen.

Screenshots
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Versions:

gauge -v

Windows 10
Gauge version: 1.4.3
Plugins

go (0.2.0)
html-report (4.1.2)
js (4.0.0)
screenshot (0.1.0)

Additional context
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