Reword emscripten-related error messages

"divided teams" modifier will now work with more than 2 teams!

Merge default

Fix issue #12: “Yoohoo” sound for seduction is missing

some more dark magic regarding hog speech input

restore closing hog speech quotation marks being added automatically (lost in SDL2 transition... I think)

merge Wuzzy's new scheme icons

Update scheme editor icons

merge Wuzzy's space campaign string fixes

Typo fixes for A Space Adventure campaign Also add loc() where forgotten and replace string concatenation with string.format.

merge Wuzzy's game modifier buttons reorder patch

Reorder game flag buttons The buttons are now (roughly) ordered like this: line 1: landscape line 2: environment line 3: hedgehog life line 4: weapons line 5: gameplay