More Updates to the World of Training

[michael-grace]

• Add ability to delete a training slot. #766
• Close training session joining some time before it starts #1049
• if your session is in the past, and you aren't marked as trained, it suggests you missed the session, so you should be able to sign up for another instead of being pranked by myradio #1080
• the "tick all attendees as trained" button disappears when the session starts. Not much help. #1086
• Allow changing the number of people to train at a time #1052
• Add a requirement to have the training before training someone in it #1096
• manual upload training form #1090
• Only email training attendees when the time changes #1079

[SplashyFish14]

Add the option to only train one person at a time, I detest training two people at the same time

[michael-grace]

• view who's on waiting lists/how popular the list is

[hicks927]

Work on Branch

[michael-grace]

- let people leave training sessions