Added button to copy in the clipboard all the attachment URLs

fixed change of domain from coomer.party to coomer.su

2.4.1

added number of visits in post list pages

Space optimization for header's text

• Code reorganized
• Posts page addressed with couple of tweaks

version 2.1

• better text for last visit, reporting the real previous visit date (not the current one!)

version 2.0

• dislike button