Release mega-20180516
Changes in mega-20180516 (since mega-20180515):
ESPEasy release bot (1):
automatically updated release notes for mega-20180516
Grovkillen (7):
Added Github logo (for button)
[sysinfo page] added GitHub copy
[sysinfo page] added CSS to GitHub copy button
[sysinfo page] Added GitHub button to TXBuffer
[sysinfo page] fixed layout of button
[web log] bugfix for empty logJSON stings
[web log] error capture of lower log levels
Plebs (1):
Another small fix for #1426