Improved handling of asm sources.
Improved handling of asm sources.

With this, the dependencies of the asm files are correctly handled by CMake.
sruesch/relic,OlegHahm/relic,tfar/relic,OlegHahm/relic,ace0/relic,ukscone/relic,tfar/relic,sruesch/relic,ukscone/relic,ace0/relic,ukscone/relic,OlegHahm/relic,tfar/relic,ace0/relic,sruesch/relic,ace0/relic