* Format post and comment votes with a decimal place, like vanilla reddit does.
Before this change, a vote count of 1999 was displayed as 1k, which is a pretty big gap. The displayed count also differed from what Reddit does. Now, the behaviour is consistent.
Added some tests for format_num.
* Provide more space for post scores
Co-authored-by: spikecodes <19519553+spikecodes@users.noreply.github.com>