lal: debian packaging updates
lal: drop python-2.6 package support
lal: sl6 packaging updates
lal: mark as version 6.14.4
lal: update packaging for version 6.13.4
lalframe: debian packaging updates
lalframe: sl6 packaging updates
lalframe: drop python-2.6 package support
lalframe: mark as version 1.2.4
lalframe: update debian packaging dependencies
lalframe: update packaging for version 1.2.4
lalmetaio: debian packaging updates
lalmetaio: sl6 packaging updates
lalmetaio: drop python-2.6 package support
lalmetaio: mark as version 1.2.5
lalmetaio: update debian packaging dependencies
lalmetaio: update packaging for version 1.2.5
lalxml: debian packaging updates
lalxml: sl6 packaging updates
lalxml: drop python-2.6 package support