replace libp11-kit-dev by libpkcs11-helper1-dev beacause it's missing on lucid; refs #30

debian/control

@@ -1,7 +1,7 @@
 Source: libpcscxx
 Priority: extra
 Maintainer: Marc Wäckerlin <marc.waeckerlin@tech.swisssign.com>
-Build-Depends: debhelper (>= 7), autotools-dev, libssl-dev, libp11-kit-dev, libpcsclite-dev, mrw-c++-dev
+Build-Depends: debhelper (>= 7), autotools-dev, libssl-dev, libpkcs11-helper1-dev, libpcsclite-dev, mrw-c++-dev
 Standards-Version: 3.8.1
 Section: libs
 Homepage: https://dev.marc.waeckerlin.org/projects/libpcscxx