make-ffmpeg: Rework config file

cccamp19/config.ini

@@ -1,15 +1,13 @@
-[default]
+[meta]
 schedule = https://fahrplan.events.ccc.de/camp/2019/Fahrplan/schedule.xml
 template = cccamp19_talks_intro_1080p.mov
 alpha = true
 prores = true
-fontfile = true
-inout = n
+inout_type = n
 
 [title]
 in = 193
 out = 324
-fontfamily =
 fontfile = Marvel-Bold.ttf
 fontsize = 120
 fontcolor = #c68100
@@ -19,7 +17,6 @@ y = 480
 [speaker]
 in = 233
 out = 324
-fontfamily =
 fontfile = Marvel-Regular.ttf
 fontsize = 70
 fontcolor = #c68100
@@ -29,7 +26,6 @@ y = 845
 [text]
 in = 242
 out = 324
-fontfamily =
 fontfile = Marvel-Regular.ttf
 fontsize = 45
 fontcolor = #c68100