add a dependency check for Soprano before Nepomuk.
add a dependency check for Soprano before Nepomuk.

We really don't need this because the new FindNepomuk already
checks Soprano for us. However, kdepim tries to be backward
compatible to the last minor release.

svn path=/trunk/KDE/kdepim/; revision=802162

lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi