calibre: add missing dependency

required for book conversion
frescobaldi: version bump

This became independent of pykde4, yeah!
kipi-plugins: move it fron utils to graphics dir.
lyx: version bumped to 2.0.7.1.
Merge pull request #10 from v4hn/calibre

calibre: add missing dependency
Merge pull request #11 from v4hn/frescobaldi

frescobaldi: version bump