Bug#440286: file conflicts between packages
Justification: policy violation
both compiz-dev and libdecoration0-dev ship `/usr/include/compiz/decoration.h'
but do neither conflict nor add a diversion, thus fail to be installed in the
> Unpacking libdecoration0-dev (from .../libdecoration0-dev_0.5.2-1_i386.deb) ...
> dpkg: error processing /var/cache/apt/archives/libdecoration0-dev_0.5.2-1_i386.deb (--unpack):
> trying to overwrite `/usr/include/compiz/decoration.h', which is also in package compiz-dev
> Errors were encountered while processing:
> E: Sub-process /usr/bin/dpkg returned an error code (1)