This allows permanently hiding the obnoxious help text tooltip that
constantly dances between the top and bottom of the screen depending
on what you're doing in the editor.
Icons provided by babaissarkar.
It has been a while since the last optipng run (it was in 2015),
and many non-optimized PNG files have accumulated in the repository.
288 of 1666 files optimized, 258992 bytes reduced to 156258 bytes; -102734 bytes, -39.66%
To avoid unnecessarily increasing the size of Git repository for minor
size reductions, we skip images that weren't reduced by at least 15%.
This is similar to "Draw Hex Coordinates" and "Draw Terrain Codes", and displays the number of terrain graphics surfaces draw for each hex. It is useful for spotting mistakes such as overlay images having non-transparent pixels in adjacent hexes where they shouldn't, or for comparing the efficiency of different kinds of terrain graphics rules.
Overall statistics (only for files with a smaller recompressed size):
Original size: 14370 KiB on 172 files
Optimized size: 12855 KiB
Total saving: 1514 KiB = 10% decrease
Overall statistics (only for files with a smaller recompressed size):
Original size: 16720 KiB on 404 files
Optimized size: 15237 KiB
Total saving: 1482 KiB = 8% decrease
Overall statistics (only for files with a smaller recompressed size):
Original size: 105 KiB on 167 files
Optimized size: 66 KiB
Total saving: 38 KiB = 36% decrease
Overall statistics (only for files with a smaller recompressed size):
Original size: 423 KiB on 192 files
Optimized size: 216 KiB
Total saving: 207 KiB = 48% decrease
