[dev] Horde framework package directory structure

[Chuck Hagenbuch]

Quoting Jan Schneider <jan at horde.org>:

> Regarding Eric's argument, "src" might makes sense because the files
> *are* processed. The PEAR2 packages are usually not supposed to be
> extracted as-is, but installed by Pyrus (the PEAR2 installer), which
> moves them to the final place, and even might process them further
> though install tasks.

Actually one of Greg's main goals for PEAR2 is unzip-in-place -  
install tasks that modify files are a big no-no now. So src/ really is  
meant, in that proposal, to be accessed directly.

-chuck