Fixes compile issue on FreeBSD/clang
Fixes compile issue on FreeBSD/clang

lib/Basics/logging.cpp:1876:12: error: cannot initialize a variable of type 'CODE *' (aka '_code *') with an lvalue of type 'const CODE [25]'
    CODE * ptr = TRI_facilitynames;
           ^     ~~~~~~~~~~~~~~~~~

FreeBSD clang version 3.4.1 (tags/RELEASE_34/dot1-final 208032) 20140512
Target: x86_64-unknown-freebsd10.1

arangodb/arangodb,baslr/ArangoDB,hkernbach/arangodb,hkernbach/arangodb,hkernbach/arangodb,graetzer/arangodb,Simran-B/arangodb,arangodb/arangodb,joerg84/arangodb,m0ppers/arangodb,fceller/arangodb,Simran-B/arangodb,graetzer/arangodb,jsteemann/arangodb,wiltonlazary/arangodb,baslr/ArangoDB,graetzer/arangodb,kangkot/arangodb,arangodb/arangodb,jsteemann/arangodb,thurt/arangodb,Simran-B/arangodb,fceller/arangodb,fceller/arangodb,fceller/arangodb,m0ppers/arangodb,jsteemann/arangodb,fceller/arangodb,hkernbach/arangodb,m0ppers/arangodb,kangkot/arangodb,fceller/arangodb,joerg84/arangodb,CoDEmanX/ArangoDB,graetzer/arangodb,baslr/ArangoDB,Simran-B/arangodb,joerg84/arangodb,joerg84/arangodb,graetzer/arangodb,kangkot/arangodb,graetzer/arangodb,graetzer/arangodb,jsteemann/arangodb,thurt/arangodb,baslr/ArangoDB,hkernbach/arangodb,arangodb/arangodb,CoDEmanX/ArangoDB,baslr/ArangoDB,thurt/arangodb,jsteemann/arangodb,joerg84/arangodb,hkernbach/arangodb,kangkot/arangodb,thurt/arangodb,baslr/ArangoDB,kangkot/arangodb,graetzer/arangodb,Simran-B/arangodb,jsteemann/arangodb,CoDEmanX/ArangoDB,baslr/ArangoDB,m0ppers/arangodb,graetzer/arangodb,kangkot/arangodb,hkernbach/arangodb,graetzer/arangodb,m0ppers/arangodb,m0ppers/arangodb,wiltonlazary/arangodb,joerg84/arangodb,CoDEmanX/ArangoDB,jsteemann/arangodb,CoDEmanX/ArangoDB,baslr/ArangoDB,hkernbach/arangodb,thurt/arangodb,arangodb/arangodb,arangodb/arangodb,CoDEmanX/ArangoDB,fceller/arangodb,wiltonlazary/arangodb,joerg84/arangodb,m0ppers/arangodb,hkernbach/arangodb,wiltonlazary/arangodb,baslr/ArangoDB,m0ppers/arangodb,thurt/arangodb,thurt/arangodb,hkernbach/arangodb,m0ppers/arangodb,m0ppers/arangodb,jsteemann/arangodb,baslr/ArangoDB,hkernbach/arangodb,joerg84/arangodb,hkernbach/arangodb,Simran-B/arangodb,Simran-B/arangodb,m0ppers/arangodb,jsteemann/arangodb,kangkot/arangodb,graetzer/arangodb,hkernbach/arangodb,arangodb/arangodb,wiltonlazary/arangodb,graetzer/arangodb,wiltonlazary/arangodb,baslr/ArangoDB,joerg84/arangodb,CoDEmanX/ArangoDB,fceller/arangodb,m0ppers/arangodb,CoDEmanX/ArangoDB,CoDEmanX/ArangoDB,kangkot/arangodb,baslr/ArangoDB,kangkot/arangodb,Simran-B/arangodb,graetzer/arangodb,kangkot/arangodb,baslr/ArangoDB,joerg84/arangodb,Simran-B/arangodb,joerg84/arangodb,hkernbach/arangodb,m0ppers/arangodb,wiltonlazary/arangodb,Simran-B/arangodb,jsteemann/arangodb,graetzer/arangodb,CoDEmanX/ArangoDB,fceller/arangodb,joerg84/arangodb,fceller/arangodb,thurt/arangodb,wiltonlazary/arangodb,thurt/arangodb,baslr/ArangoDB,arangodb/arangodb,thurt/arangodb,joerg84/arangodb,joerg84/arangodb