whitespace fix

merge commit by Wuzzy that allows various drop down lists to display more items at a time, if possible

Increase size of many drop-down lists

merge commit by Wuzzy that allows drop down lists in team edit screen to display more items at a time, if possible

Increase size of drop-down lists in team editor

merge portal mission fixes by Wuzzy and restore accidently removed SetWind call

Portal mission: Fix speech bubbles appearing when crate got destroyed

Disable Sudden Death in portal mission

Clean up portal mission code It's a mess!

Clean up strings, hats, flags and graves in Portal mission Mostly fixes poor grammar and spelling

merging Wuzzy's feedback fix

Fix bad layouting of feedback dialog, fixes #58

fix default binding for F10 / slot 10 not working

fix sounds not playing on first play (=load), because function bailed on success, rather than error. introduced in bd9a2f1b0080 , addressing issue #111

travis: Use correct vorbis flag in sdl2_mixer install Revert the addition of cmake which is already instealled.