Release for scala 2.9.2

[johanandren]

I guess it works just fine with the slf4s_2.9.1-1.0.7 release but maven complains about clashing dependencies when the rest of the project depends on 2.9.2 and slf4s depends on 2.9.1

[svenjacobs]

+1

[xylo]

+1

[AEtherSurfer]

+1

[frgomes]

+1