[horde] v1.2 latin1 to 5.x utf8

[Dan Muey]

> 
> Approach looks fine however you should not assume that default is latin1. 
> Various Horde installations could be running cp1257, cp1252, etc.

Good point, I'll factor that in as well.

> even though MySQL database was set to latin1 Horde administrator could have set Horde's charset 
> parameter to UTF-8. I'm not sure about how MySQL would handle ALTER 
> statement in that case.

Thanks, I'll check it out under various values and see how it factors into the process.

Really appreciate it!