Log Message:
supertux: Update to 0.6.1.1

SuperTux 0.6.1.1 (2019-12-19)
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This small bugfix release fixes an issue that caused right-to-left fonts, such \ 
as Arabic, to not be displayed properly in the AppImage builds on Linux. Apart \ 
from that, it's identical to 0.6.1.

SuperTux 0.6.1 (2019-12-15)
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The SuperTux Team is excited to announce the availability of SuperTux 0.6.1. \ 
This is first and foremost a bugfix release that fixes reported issues after the \ 
release of 0.6.0 a year ago, however, we also introduced a lot of other changes, \ 
such as new graphics, levels and other game content.

Changes:
* Rework of the first 3 Bonus Worlds
* Added 3 new bonus worlds to the core game
* Improvements to the story mode
* Addition of Ghost Forest to the Story Mode
* New Backgrounds and Music by BlasterMaster
* Tiles and Sprites Improvements by Alzter, weluvgoatz and RustyBox
* New enemy: The Ghoul
* Fixes and optimizations (Fixing buggy controls, game speed, etc.)
* Level Editor Improvements, Fixes and Optimisations
* Revamp of the Credits Menu
* Blocks (and other objects behaving like blocks, such as lanterns) no longer \ 
jitter when stacked on top of one another
* Trampolines as bonus block contents no longer hurt Tux
* An issue causing music not to get saved in the level editor was fixed