modify timestamps: ongoing. I'm still generating new datasets.

[TTTTao725]

All scripts are done, currently generating new datasets

Generating:

• [x] dagw
• [x] memo
• [x] infomedia
• [x] scrape_hovedstaden
• [x] swedish_gigaword
• [x] nordjylland_news

Testing using dataset validator:

• [x] dagw
• [x] memo
• [x] infomedia
• [x] scrape_hovedstaden
• [x] swedish_gigaword
• [x] nordjylland_news

[TTTTao725]

Yes, I was just a bit worried that we might need it somehow in the future, I'll clean it up after all the datasets are done (hopefully tomorrow)