Exclude particular database gems from Travis CI.
Exclude particular database gems from Travis CI.

mkaplan9/refinerycms,Retimont/refinerycms,simi/refinerycms,Retimont/refinerycms,hoopla-software/refinerycms,mlinfoot/refinerycms,KingLemuel/refinerycms,anitagraham/refinerycms,simi/refinerycms,Eric-Guo/refinerycms,bryanmtl/g-refinerycms,Eric-Guo/refinerycms,sideci-sample/sideci-sample-refinerycms,stefanspicer/refinerycms,KingLemuel/refinerycms,trevornez/refinerycms,LytayTOUCH/refinerycms,chrise86/refinerycms,louim/refinerycms,anitagraham/refinerycms,sideci-sample/sideci-sample-refinerycms,mobilityhouse/refinerycms,trevornez/refinerycms,refinery/refinerycms,aguzubiaga/refinerycms,gwagener/refinerycms,louim/refinerycms,anitagraham/refinerycms,kappiah/refinerycms,Retimont/refinerycms,kappiah/refinerycms,stefanspicer/refinerycms,bryanmtl/g-refinerycms,kelkoo-services/refinerycms,bricesanchez/refinerycms,gwagener/refinerycms,mojarra/myrefinerycms,johanb/refinerycms,Eric-Guo/refinerycms,mkaplan9/refinerycms,hoopla-software/refinerycms,simi/refinerycms,refinery/refinerycms,mabras/refinerycms,KingLemuel/refinerycms,mabras/refinerycms,mabras/refinerycms,LytayTOUCH/refinerycms,trevornez/refinerycms,bricesanchez/refinerycms,chrise86/refinerycms,mobilityhouse/refinerycms,aguzubiaga/refinerycms,johanb/refinerycms,mojarra/myrefinerycms,refinery/refinerycms,johanb/refinerycms,mkaplan9/refinerycms,LytayTOUCH/refinerycms,gwagener/refinerycms,stefanspicer/refinerycms,kappiah/refinerycms,chrise86/refinerycms,mlinfoot/refinerycms,simi/refinerycms,kelkoo-services/refinerycms,hoopla-software/refinerycms,aguzubiaga/refinerycms,mlinfoot/refinerycms