AppImage does not run on Ubuntu 14.04

[probonopd]

AppImage does not run on Ubuntu 14.04.

Please see https://github.com/AppImage/AppImageKit/wiki/Creating-AppImages#creating-appimages-that-are-compatible-with-many-systems

simspark: /usr/lib/x86_64-linux-gnu/libstdc++.so.6: version `GLIBCXX_3.4.21' not found (required by /run/firejail/appimage/.appimage-7420/bin/simspark)
/run/firejail/appimage/.appimage-7420/bin/simspark: /usr/lib/x86_64-linux-gnu/libstdc++.so.6: version `GLIBCXX_3.4.21' not found (required by /run/firejail/appimage/.appimage-7420/lib/libboost_system.so.1.58.0)
/run/firejail/appimage/.appimage-7420/bin/simspark: /usr/lib/x86_64-linux-gnu/libstdc++.so.6: version `GLIBCXX_3.4.21' not found (required by /run/firejail/appimage/.appimage-7420/lib/simspark/libspark.so.1)
/run/firejail/appimage/.appimage-7420/bin/simspark: /usr/lib/x86_64-linux-gnu/libstdc++.so.6: version `GLIBCXX_3.4.21' not found (required by /run/firejail/appimage/.appimage-7420/lib/simspark/libzeitgeist.so.3)
/run/firejail/appimage/.appimage-7420/bin/simspark: /usr/lib/x86_64-linux-gnu/libstdc++.so.6: version `GLIBCXX_3.4.20' not found (required by /run/firejail/appimage/.appimage-7420/lib/simspark/libkerosin.so.2)
/run/firejail/appimage/.appimage-7420/bin/simspark: /usr/lib/x86_64-linux-gnu/libstdc++.so.6: version `GLIBCXX_3.4.21' not found (required by /run/firejail/appimage/.appimage-7420/lib/simspark/libkerosin.so.2)
/run/firejail/appimage/.appimage-7420/bin/simspark: /usr/lib/x86_64-linux-gnu/libstdc++.so.6: version `GLIBCXX_3.4.21' not found (required by /run/firejail/appimage/.appimage-7420/lib/simspark/liboxygen.so.6)
/run/firejail/appimage/.appimage-7420/bin/simspark: /usr/lib/x86_64-linux-gnu/libstdc++.so.6: version `GLIBCXX_3.4.21' not found (required by /run/firejail/appimage/.appimage-7420/lib/simspark/libsalt.so.1)
/run/firejail/appimage/.appimage-7420/bin/simspark: /usr/lib/x86_64-linux-gnu/libstdc++.so.6: version `GLIBCXX_3.4.21' not found (required by /run/firejail/appimage/.appimage-7420/lib/libboost_thread.so.1.58.0)
/run/firejail/appimage/.appimage-7420/bin/simspark: /usr/lib/x86_64-linux-gnu/libstdc++.so.6: version `GLIBCXX_3.4.21' not found (required by /run/firejail/appimage/.appimage-7420/lib/simspark/librcssnet3D.so.0)

Reference:
AppImage/appimage.github.io#233

[efcy]

@strouble willst du dir das mal ansehen?

[strouble]

updated latest release & added stdlib to the appimage

[probonopd]

Thank you.