Merge pull request #20 from Horrendus/master

use different names for qt5 build of echonest
Fix naming of libechonest5 in pkg-config
Merge pull request #21 from xhochy/libechonest5-pc

Fix naming of libechonest5 in pkg-config
fixed windows build
Merge branch 'master' of git://anongit.kde.org/libechonest
fixed syntac for msvc