Update required CMake version to 2.8
Fix Travis error https could not be found

Travis builds are breaking with this error: The method driver
/usr/lib/apt/methods/https could not be found
Testing Travis withoug Oracle

Travis has finally migrated to 64-bit Linux, so Oracle 10g libraries no
longer install with apt-get as they are 32-bit. They will likely have to
be grabbed with wget and installed using dpkg --force.
Remove UTF-8 BOM
Try dpkg --add-architecture i386
Remove dpkg --add-architecture i386