New server

• Classic Offensive (this server is in development so not fully available yet) @bara20

Fixes

• Corrected githubuser for mtaserver
• Fixed issue with pushbullet not accepting characters like & #1393 @dgibbs64
• Added 2>/dev/null to the end of all command checks to prevent confusing warning messages @dgibbs64
• prevent error if log file does not exist #1345 @dgibbs64
• Resolves issue with CentOS 7 tmux upgrade #1377 @ChaosMTA

Features

• Added discord button to readme @ChaosMTA

Enhancements

• binutils has been added as a requirement @lanrenags
• improvements to dev tools dependency checker @dgibbs64
• improvements to dev tools glibc checker @dgibbs64
• tmux dimensions can now be set at launch #1396 @TechNZ
• Glibc requirements increased for CSGO and TF2 to 2.15 @dgibbs64
• Glibc fixes added for CSGO, PVKii, CC and TF2 (may not work) @dgibbs64
• gsquery.py has more streamlined code @dgibbs64